Mosquito Control Services for Municipalities

Mosquito Control Services for Municipalities

Mosquito Control Services for Municipalities: What Cities Should Look for in a Science-Backed Program

Municipal mosquito control services are most effective when they are science-backed, data-driven, and tailored to the specific community and local mosquito fauna. 

Mosquito populations fluctuate due to seasonality and environmental changes, and mosquito management programs must evolve to ensure maximum control. This often means moving beyond short-term solutions. Integrated Mosquito Management (IMM) programs use surveillance, larval control, targeted adult control, and public education to support long-term public health efforts.

So what does a “science-backed” program actually mean?

What does “science-backed mosquito control services” mean for municipalities?

Science-backed mosquito control services rely on data, not assumptions, to guide their decisions. For municipalities, this means mosquito management programs that are planned, tracked, and adjusted based on real conditions in the community.

A science-based provider should be able to:

  • Provide ongoing mosquito surveillance and monitoring capabilities
  • Perform disease testing and lab analysis
  • Execute mosquito control strategies guided by science and local population data
  • Deliver clear communication and reporting on disease threats for municipal community leaders

Public health agencies such as the CDC recommend surveillance-driven approaches to mosquito management.

Why should municipalities prioritize Integrated Mosquito Management (IMM)?

Integrated Mosquito Management (IMM) is the gold standard for effective mosquito control because it addresses mosquitoes at every life stage—not just when they become noticeable as adults. Rather than relying on one-time or reactive actions, IMM programs combine mosquito surveillance, larval control, targeted adult control, and public education into a coordinated strategy, ensuring optimal mosquito control and fiscal responsibility.

This approach, built around four core pillars of mosquito management, helps municipalities take an environmentally responsible approach to mosquito control by limiting unnecessary applications.

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How do proactive and reactive strategies work together in municipal programs?

The most effective and environmentally responsible way to control mosquitoes is to act proactively. Municipal mosquito management programs can do this by assessing the local mosquito population and identifying breeding sites. This data can be collected through various strategies. 

Proactive strategies typically include:

  • Regular surveillance and disease testing to understand what mosquito species and potential diseases are present in the area
  • Habitat alterations to reduce breeding sites 
  • Larval control to address mosquitoes early, before they become adults
  • Public education that helps residents reduce breeding areas around their homes and protect themselves

When conditions change, such as during peak season, programs may also rely on reactive response tools. However, these control strategies are a necessary part of an IMM program.

Reactive measures can include:

  • Targeted adult mosquito control applications during periods of higher mosquito activity or when other action thresholds are met

Because these actions are most effective when planned in conjunction with ongoing prevention efforts, municipalities benefit from considering key questions early to help guide timing, data utilization, and community coordination.

vdci-municipal-programs-proactive-and-reactive-strategies

What role do surveillance and data play in mosquito control services?

Surveillance is critical, as it helps municipalities understand the local mosquito population and ensure that control efforts are actually working. Rather than relying on assumptions, surveillance data provides cities with a clearer picture of the current mosquito activity and guides more effective and targeted control strategies.

A well-run program often includes:

  • Trapping mosquitoes to track population levels and identify species
  • Disease testing and lab analysis to identify mosquito species and test for disease activity
  • Reviewing seasonal trends to understand when mosquito activity increases
  • Record keeping to support public transparency, funding requirements, and environmental compliance

With this kind of information in hand, municipalities can execute more effective mosquito control services.

How important is public education in community-wide mosquito management?

Public education is essential, and sometimes an overlooked part of municipal mosquito control services. The strongest mosquito management programs work more effectively when residents understand what’s happening and how they can help.

Education efforts often focus on:

  • Sharing information about local mosquito management activities
  • Offering simple guidance on reducing mosquito breeding sites around homes
  • Encouraging personal protection habits, such as the 4 Ds: Dump water, Dress appropriately, Defend with repellents, and avoid Dawn and Dusk

When residents are treated as partners, it’s easier for municipalities to build trust and support more consistent program results.

vdci mosquito tech consulting with homeowner

What should municipalities look for in mosquito control services?

When people think about mosquito control, they usually picture what happens in their own yard. But local governments take a much broader view. They track mosquito activity across neighborhoods, identify which species are present, and adjust their control application approach as conditions change. Since mosquitoes are not restricted within property lines, mosquito control efforts that cover an entire community generally have a greater impact than work done on one lot at a time.

Mosquitoes do not recognize property lines. Because many species can travel significant distances, isolated efforts are far less effective than coordinated, community-wide programs.

Municipal mosquito management:

  • Addresses breeding habitats throughout the community, not just in small, isolated locations
  • Aligns timing and strategies across neighborhoods
  • Reduces overall population pressure community-wide

Because mosquitoes move freely across neighborhoods, it can be difficult to control them without a unified front. Community-wide programs help municipalities plan and respond more effectively, helping protect public health.

How does VDCI support municipalities as a public health partner?

Vector Disease Control International (VDCI) partners with cities, counties, and public agencies to deliver science-based mosquito management programs tailored to local needs. Through Integrated Mosquito Management, VDCI combines surveillance, lab testing, larval control, targeted adult control, and public education to help communities reduce nuisance and disease-carrying mosquito populations responsibly.

Municipal leaders looking to strengthen their mosquito management strategy can explore how VDCI supports long-term planning, emergency response readiness, and community education as part of a comprehensive public health approach. To learn more, contact the VDCI team to discuss community needs, program goals, and data-driven options.

Key Takeaways

  • Municipal mosquito control services are most effective when grounded in data and science.
  • Integrated Mosquito Management (IMM) combines proactive and reactive strategies for long-term risk reduction.
  • Surveillance and disease testing guide responsible decision-making.
  • Public education strengthens community-wide outcomes.
  • Trusted public health partnerships support transparency, preparedness, and sustainability.
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Contact Our Experts

Complete the form below or call us at 800-413-4445 to speak to an expert about your mosquito management needs.

VDCI_Logo_squareSince 1992, Vector Disease Control International (VDCI) has taken pride in providing municipalities, mosquito abatement districts, industrial sites, planned communities, homeowners associations, and golf courses with the tools they need to run effective mosquito control programs. We are determined to protect the public health of the communities in which we operate. Our mosquito control professionals have over 100 years of combined experience in the field of public health, specifically vector disease control. We strive to provide the most effective and scientifically sound mosquito surveillance and control programs possible based on an Integrated Mosquito Management approach recommended by the American Mosquito Control Association (AMCA) and Centers for Disease Control and Prevention (CDC). VDCI is the only company in the country that can manage all aspects of an integrated mosquito management program, from surveillance to disease testing to aerial application in emergency situations.

Mosquito Threats: The True Cost of Inaction

mosquito-borne-diseases-treats-cost-of-inaction-disease-transmission

The Financial Repercussions of Not Controlling Mosquitoes

When communities consider establishing an Integrated Mosquito Management (IMM) program, budget is often a top concern. But focusing only on costs can overshadow a much bigger issue – the price of doing nothing. When mosquito populations aren’t properly managed, they can trigger a chain reaction that affects public health, local economies, and everyday quality of life. 

The true cost of mosquito control inaction often appears in ways that are more challenging and expensive to resolve:

  • Increased healthcare costs associated with disease outbreaks
  • Veterinary expenses tied to diseases affecting pets and livestock
  • Lost productivity from missed workdays and disability
  • Tourism impacts driven by travel concerns and perceived health risks
  • Property value decline linked to nuisance mosquito populations
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Mosquito Management Is an Investment

There is no denying that effective city mosquito control programs require judicious funding, and budgets can vary widely depending on geography, community size, and disease risk.

For example:

  • Miami-Dade County, Florida, invests roughly $16.7 million annually to serve a population of approximately 2.7 million residents.

  • The Central Massachusetts Mosquito Control Project operates on about $2.3 million per year to protect 42 towns and nearly one million people.

  • Smaller municipalities also make notable investments. For instance, Bentonville, Arkansas, allocates around $500,000 annually for surveillance and control efforts.

At first glance, these numbers may seem high. But when compared to the costs of disease outbreaks, emergency response, and lost economic activity, mosquito control functions much like insurance that helps communities avoid far larger, unplanned expenses.

Healthcare Cost Tied to Mosquito-Borne Diseases

Mosquito-borne diseases carry real, measurable financial burdens in the United States. West Nile virus alone costs approximately $56 million a year in direct medical expenses. When long-term care, lost productivity, and premature deaths are also included, the total annual economic impact is estimated to reach $450 million annually.

Florida’s 2016 Zika outbreak further illustrates the long-term financial consequences of mosquito-transmitted disease. Children born with Zika-related birth defects such as microcephaly—a neurological condition where an infant’s brain does not fully develop—carry estimated lifetime care costs averaging $4 million per child. These expenses have heavily impacted Medicaid programs, state health budgets, and social services, creating long-term financial obligations that may far exceed the cost of mosquito prevention and surveillance.

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Mosquitoes’ Financial Impact on Tourism and Local Businesses

The economic consequences of mosquito-borne disease outbreaks extend well beyond healthcare. During the 2016 Zika outbreak, concerns over mosquito-transmitted disease also impacted tourism, hospitality revenue, and local business activity. 

A peer-reviewed study found that 91% of surveyed local businesses reported decreased revenues compared to the same period the previous year.

Just the perception of disease risks can result in significant economic losses for communities that depend on seasonal travel and outdoor recreation. Following a CDC travel advisory for the Wynwood district of Miami, some restaurants and hospitality businesses reported revenue declines of up to 75%, which led to staff layoffs and reduced operating hours. Many business owners attributed these losses directly to public fear, even though transmission was limited to specific areas. 

As mosquito habitats expand across the country, numerous mosquito-transmitted diseases are increasing in previously unaffected regions. In fact, researchers believe as many as a billion people could be newly exposed to mosquito-borne diseases within the century.

mosquito-borne-disease-transmission-financial-impact=on-tourism-local-businesses

How Mosquitoes Impact Property Values

Property values can increase significantly when located near natural areas. Properties close to parks and green spaces typically sell at price points 5-20% higher than similar homes farther away.

But these areas can also serve as habitats for various mosquito species. Painful, itchy bites and concerns about mosquito-transmitted diseases discourage outdoor use, reducing enjoyment of yards, patios, parks, and waterfronts. This, in turn, may lower the overall appeal and desirability of a community, especially in amenity-focused areas.

The Cost of Reaction vs Prevention

Once a disease outbreak commences, response costs escalate rapidly. Research consistently shows that proactive surveillance and early intervention are far more cost-effective than outbreak response:

  • A proactive mosquito monitoring program in Brazilian cities prevented an estimated 27,000 dengue cases, saving a combined $364,000 in direct healthcare and control costs and more than $7 million annually in avoided lost wages.

  • A study by Emory University revealed that cutting back on mosquito surveillance can increase epidemic management costs by more than 300-fold compared to sustained monitoring and early detection. 

  • Long-term economic evaluations indicate that maintaining city mosquito control programs often costs a little more than responding to outbreaks alone once medical treatment, emergency response, and productivity losses are factored in. Even programs that achieve only a 50-70% reduction of mosquitoes can remain economically valuable.

Furthermore, evidence suggests the public generally supports stronger mosquito control efforts. A New Jersey study found that residents were willing to pay about $9.50 per person per year through taxes or donations for improved mosquito management. When combined across the community, the perceived benefit totaled nearly $10 million annually. That’s almost four times the existing mosquito control program’s costs, indicating that residents valued mosquito abatement well above what was being spent.

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Understanding the True Cost of Integrated Mosquito Management

Integrated Mosquito Management is not about eliminating mosquitoes entirely. It is about reducing populations to safe levels through surveillance, data-driven decision-making, habitat modification, larval control, and targeted adult mosquito control when necessary. 

Programs are tailored, and costs are based on a range of factors:

  • Scope and size of the service area
  • Program components included
  • Type of control methods required
  • Local disease risk and mosquito pressure
  • Seasonality and flexibility needs
  • Emergency response preparedness
  • Action thresholds and insecticide resistance management
  • Public education and communication
  • Contract structure and cost sharing

The Big Picture

The takeaway is clear: most communities will pay for mosquito control whether they plan for it or not. The difference is whether those costs are predictable or reactive. An IMM program helps communities avoid unplanned expenses and preserve quality of life.

mosquito-borne-disease-transmission-true-cost-imm-trucks
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Contact Our Experts

Complete the form below or call us at 800-413-4445 to speak to an expert about your mosquito management needs.

VDCI_Logo_squareSince 1992, Vector Disease Control International (VDCI) has taken pride in providing municipalities, mosquito abatement districts, industrial sites, planned communities, homeowners associations, and golf courses with the tools they need to run effective mosquito control programs. We are determined to protect the public health of the communities in which we operate. Our mosquito control professionals have over 100 years of combined experience in the field of public health, specifically vector disease control. We strive to provide the most effective and scientifically sound mosquito surveillance and control programs possible based on an Integrated Mosquito Management approach recommended by the American Mosquito Control Association (AMCA) and Centers for Disease Control and Prevention (CDC). VDCI is the only company in the country that can manage all aspects of an integrated mosquito management program, from surveillance to disease testing to aerial application in emergency situations.

The Battle Against Mosquitoes: What Does “Winning” Look Like?

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Mosquitoes Are Here to Stay—So What Does Success Look Like?

Mosquitoes have existed for over 100 million years, surviving through the Jurassic Period, the Ice Age, and numerous environmental extremes thanks to their remarkable adaptability. While it’s appealing to imagine a world free from itchy mosquito bites, completely eliminating mosquitoes is an unrealistic goal. “Winning” the battle isn’t about eliminating all mosquitoes; it’s about protecting public health by reducing the mosquito population to a manageable level, thereby reducing the spread of vector-borne diseases. Historical precedent suggests this is only possible through a coordinated, integrated management approach.

Ancient Mosquito Preserved in Amber

A Historic Example of Targeted Mosquito Control

For example, in the 1950s, Anopheles gambiae, a vector of malaria, was accidentally imported from Africa to Brazil, leading to thousands of deaths. In response, Brazil launched a highly organized campaign to eliminate this invasive species. This involved daily surveys, mapping infestations, and suffocating larvae by applying oil to their preferred breeding sites—puddles, irrigated fields, and even water that collected in cattle hoof prints. Because Anopheles gambiae feeds exclusively on humans and stays close to its breeding areas, teams could systematically move from the outskirts of communities inward. This approach successfully eliminated the Anopheles gambiae from Brazil and stands as one of the most historically successful mosquito elimination programs ever instituted.

Why Short-Term Mosquito Management Programs Fall Short

Similar strategies were used in the United States in the 1960s to control Aedes aegypti, the primary vector of yellow fever. Programs combined careful monitoring, habitat management, and door-to-door community education. Residents were encouraged to eliminate standing water from buckets, tires, birdbaths, and other small containers that serve as Aedes aegypti breeding grounds. These efforts temporarily reduced their populations to near-zero numbers in some areas. Unfortunately, when the program ended in the early 1970s due to funding and commitment challenges, this mosquito species rebounded in full force.

Clsoe-up-mosquito
dumping-standing-water

These examples illustrate that mosquito population dynamics are always evolving, particularly due to increased global trade, travel,  insecticide resistance, and climate change, which are creating new areas and conditions for mosquitoes to spread. Today’s mosquito management programs build on the lessons and successes of past initiatives. They are scientifically precise, carefully tailored, and designed to achieve maximum impact while minimizing environmental effects. 

Targeting Mosquitoes at Every Life Stage

VDCI’s Integrated Mosquito Management (IMM) programs are defined by four pillars: surveillance and disease testing, larval control, adult control, and public education. By leveraging the latest technologies and targeting mosquitoes at every stage of their life cycle, these programs can help reduce mosquito populations and the risk of disease transmission. Nonetheless, true success depends on the support and cooperation of the local community, particularly in removing standing water where many urban mosquitoes breed.

4 pillars of integrated mosquito management plans infographic

The Cost of Letting Mosquito Control Lapse

Historical examples prove that when mosquito management is prioritized, populations can be effectively managed. However, they also demonstrate that if efforts lapse due to funding gaps, political changes, or public disengagement, decades of progress can be quickly reversed. Government leaders and public health officials must recognize that the battle against mosquitoes can never be truly won. It is a continuous effort that requires a sustained investment in time, resources, and community education.

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Contact Our Experts

Complete the form below or call us at 800-413-4445 to speak to an expert about your mosquito management needs.

VDCI_Logo_squareSince 1992, Vector Disease Control International (VDCI) has taken pride in providing municipalities, mosquito abatement districts, industrial sites, planned communities, homeowners associations, and golf courses with the tools they need to run effective mosquito control programs. We are determined to protect the public health of the communities in which we operate. Our mosquito control professionals have over 100 years of combined experience in the field of public health, specifically vector disease control. We strive to provide the most effective and scientifically sound mosquito surveillance and control programs possible based on an Integrated Mosquito Management approach recommended by the American Mosquito Control Association (AMCA) and Centers for Disease Control and Prevention (CDC). VDCI is the only company in the country that can manage all aspects of an integrated mosquito management program, from surveillance to disease testing to aerial application in emergency situations.

How Urbanization Impacts the Mosquito Population

What Communities Can Do to Control Mosquito Breeding in Urban Areas

Urban development changes the natural landscape, and while the effects on native plants and wildlife are often discussed, these conversations rarely include mosquitoes. It’s important to understand that whenever environmental conditions shift, mosquito dynamics can also change. And when mosquito dynamics change, new public health risks may emerge.

Hundreds of mosquito species can be found around the globe, each of which are adapted to specific ecological niches. Some, such as “tree-hole” mosquitoes, are typically found in undisturbed, forested areas where they rely on wildlife for blood meals. Others thrive in well-populated urban areas. These mosquitoes breed in standing water that collects in small artificial containers like plant saucers, old tires, outdoor pet bowls, clogged gutters, buckets, and even bottle caps.

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It’s Not About More Mosquitoes — Just Different Ones

It’s natural to assume that urban development causes mosquitoes to move from cities into rural areas, or vice versa. In reality, urbanization tends to reduce the presence of mosquitoes adapted to rural and sylvatic (forests) environments while creating ideal conditions for species that thrive near humans. This shift doesn’t necessarily result in more mosquitoes overall, but it does increase populations of species that are likely to bite humans, causing viruses to spread more widely and rapidly.

Here are some mosquito species and diseases city residents should be aware of:

Culex quinquefasciatus is the primary vector of the most widespread disease in the country, West Nile virus (WNv). Culex quinquefasciatus can also serve as a secondary vector for Oropouche virus (OROV). OROV has been primarily isolated in South American countries like Brazil and Peru since the 1960s, but has spread significantly in a short period. Since 2024, over 120 cases have been identified in the U.S., likely due to travel-related exposure1.

Other urban mosquitoes, including Aedes aegypti and Aedes albopictus, feed primarily on humans. They search for bloodmeals during the day when humans are most active, and are highly efficient vectors of diseases such as dengue, Zika, and chikungunya.

The 4Ds: Protect Yourself from Dangerous Mosquitoes

Whether you live in an urban or rural area, it’s important to protect yourself from biting mosquitoes by practicing the “4 D’s.”

DEFEND

●   Use an EPA-approved repellent

●   Protect pets with heartworm prevention

DRESS

●     Wear light-colored, loose-fitting clothes and closed-toe shoes.

●     Apply repellent to exposed skin on hands, ankles, neck, and face.

DRAIN

●     Eliminate mosquito breeding sites by emptying standing water in buckets, birdbaths, tarps, plant saucers, and other containers.

●     Ensure gutters, flower pots, rain barrels, and stormwater systems drain properly.

DUSK & DAWN

●     Limit outdoor activity when mosquitoes are most active - Urban mosquitoes typically feed at dawn and dusk and rest in shaded, cool areas during the day.

Planning Ahead to Protect Public Health

Personal protection goes hand in hand with an Integrated Mosquito Management (IMM) program. These programs are designed to monitor changes in mosquito populations, identify new disease threats, and initiate targeted solutions. Surveillance and disease testing, larval and adult mosquito control, and public education are core pillars of an effective IMM program. Every city and region is different, which is why IMM programs are tailored based on goals, budgets, risk levels, and many other factors.

In many areas, urban development is only accelerating, but with proper planning, communities can stay ahead of mosquito-related threats as landscapes and populations change.

1 Why Is Oropouche Spreading so Fast? | Medscape, published May 19, 2025

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Contact Our Experts

Complete the form below or call us at 800-413-4445 to speak to an expert about your mosquito management needs.

VDCI_Logo_squareSince 1992, Vector Disease Control International (VDCI) has taken pride in providing municipalities, mosquito abatement districts, industrial sites, planned communities, homeowners associations, and golf courses with the tools they need to run effective mosquito control programs. We are determined to protect the public health of the communities in which we operate. Our mosquito control professionals have over 100 years of combined experience in the field of public health, specifically vector disease control. We strive to provide the most effective and scientifically sound mosquito surveillance and control programs possible based on an Integrated Mosquito Management approach recommended by the American Mosquito Control Association (AMCA) and Centers for Disease Control and Prevention (CDC). VDCI is the only company in the country that can manage all aspects of an integrated mosquito management program, from surveillance to disease testing to aerial application in emergency situations.

Are Mosquito Control Programs Different from County to County or City to City?

Why Mosquito Control Programs Differ Across Communities

To those less familiar with mosquito control, it might seem straightforward. However, mosquito management approaches can vary widely from county to county and city to city. Whether a mosquito program is managed in-house by city or county departments such as public works or environmental services, or outsourced to contractors like VDCI, there’s no one-size-fits-all approach.

Each jurisdiction designs its program around many factors, including local mosquito species, community populations, surrounding geography, community management goals and desires, and available budget. The products and methods used for controlling mosquitoes can also vary greatly. Decisions are guided by the targeted mosquito species, their unique behaviors, and scientific analysis of resistance mechanisms within the local mosquito population. These insights help determine which control products will be most effective and whether ground-based, aerial, or a combination of methods should be used.

plane spraying adulticide

Matching Application Methods to Environments

The targeted mosquito species also influences whether ground-based methods are sufficient or if aerial applications are necessary for effective control. Some salt-marsh species like Aedes sollicitans and Aedes taeniorhynchus are strong flyers capable of traveling several miles from their breeding grounds. Others, such as the Asian tiger mosquito (Aedes albopictus), stay much closer to home—typically within 50 meters of small, artificial containers like buckets, flower saucers, pet bowls, and clogged gutters, often found in urban settings.

Furthermore, each city and county faces its own set of operational and environmental challenges that shape how mosquito control is approached. Terrain, climate, and the types of mosquitoes present can differ significantly, even within the same state. For instance, the coastal marshes of eastern Virginia can face very different challenges than the mountainous landscapes in the western part of the state. These distinctions play a critical role in shaping program design.

Challenges Facing Public Mosquito Programs

While many jurisdictions have sophisticated mosquito management programs and employ experienced entomologists and experts, others simply lack the resources. Some may be limited by budgets, insufficient manpower, or competing priorities. For example, mosquito control may take a backseat to urgent infrastructure issues like road repairs or sewer maintenance. Incorporation status can also influence coverage. Some unincorporated areas may be excluded from county-managed programs, leading to gaps in mosquito control.

Bridging the Gap with Specialized Teams

Contractors like VDCI can step in to bridge these gaps. Unlike municipal staff who often juggle multiple responsibilities, our team of experienced technicians and entomologists is solely dedicated to mosquito management. We stay current on emerging technologies, maintain required certifications, and continuously invest in specialized training. This focus allows us to respond quickly and strategically when mosquito threats arise. Meanwhile, some city or county employees may struggle to keep up with credentialing requirements or respond as swiftly amid competing demands.

mosquito tech talking to customer

Programs Designed Around Your Community’s Needs

No matter your level of need, VDCI has the technical expertise to run or support your program and collaborate with local leaders and stakeholders. Our Integrated Mosquito Management (IMM) programs are designed around each jurisdiction’s specific goals and budget. Essential strategies like surveillance, disease testing, and larval and adult mosquito control, and public education can be adapted as needed to keep your community safe. Together, we can develop a program that meets your immediate needs and remains effective over time.

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Contact Our Experts

Complete the form below or call us at 800-413-4445 to speak to an expert about your mosquito management needs.

VDCI_Logo_squareSince 1992, Vector Disease Control International (VDCI) has taken pride in providing municipalities, mosquito abatement districts, industrial sites, planned communities, homeowners associations, and golf courses with the tools they need to run effective mosquito control programs. We are determined to protect the public health of the communities in which we operate. Our mosquito control professionals have over 100 years of combined experience in the field of public health, specifically vector disease control. We strive to provide the most effective and scientifically sound mosquito surveillance and control programs possible based on an Integrated Mosquito Management approach recommended by the American Mosquito Control Association (AMCA) and Centers for Disease Control and Prevention (CDC). VDCI is the only company in the country that can manage all aspects of an integrated mosquito management program, from surveillance to disease testing to aerial application in emergency situations.

Best Practices for Pre- and Post-Mosquito Application Efficacy Testing

truck spraying adulticide

Mosquitoes may be small, but they can have a significant impact on public health and quality of life by spreading potentially deadly diseases, including West Nile Virus, Eastern Equine Encephalitis, and dengue. Effective mosquito control is more than just applying insecticides—it’s a science rooted in meticulous data collection, precise planning, and thorough evaluation. Understanding best practices for pre- and post-application efficacy testing can ensure that efforts are both successful and environmentally responsible. 

The most effective approach to mosquito management is implementing an Integrated Mosquito Management (IMM) program. Adulticides are essential tools in these programs. VDCI uses EPA-registered adulticide products to target adult mosquitoes. Adulticides are applied as fine droplets using Ultra-Low Volume (ULV) spraying equipment from trucks or planes. Once released, these extremely small droplets land on the cuticle of a mosquito, effectively killing it as they pass through the cuticle and enter into the inside body of the mosquito.

ULV applications maximize the impact of adulticides while minimizing the amount of product used. While proactive solutions are a key part of IMM programs, adulticides are a necessary tool to combat large mosquito populations and restore public safety.

Pre-application best practices

VDCI employee looking at tablet of data while checking a mosquito trap

Setting mosquito traps several days prior to an application allows experts to establish a baseline population count and determine disease presence. Experts place traps in strategic areas and different trap types are used to target various mosquito species. This step is especially crucial after heavy rain events, which can create ideal mosquito breeding grounds if water collects and becomes stagnant. Monitoring mosquito populations helps determine the optimal timing for treatment and ensures applications are optimally targeted at the right place. 

Proper calibration of ULV equipment is often overlooked but plays a crucial part in the preparation process. Miscalibrated equipment can result in incorrect pesticide droplet size or uneven product dispersal, which wastes resources, reduces mosquito mortality, and unnecessarily releases excess insecticides into the environment. Routine sprayer maintenance helps ensure nozzles are clean and free from clogs, and dispersal pumps and mechanisms function properly. 

Each insecticide product formulation, whether oil- or water-based, also has unique cleaning requirements. Thorough cleaning between applications helps prevent residue build-up and prevents corrosion. For example, oil-based formulations often include lubricants; improper maintenance can lead to clogged lines and long-term corrosion within the metal fittings. 

Monitoring weather conditions is an important part of pre-application planning. A successful application relies on specific environmental factors, including wind, humidity, stable temperatures, and a thermal inversion—this phenomenon isolates and “caps” the insecticide close to the ground, ensuring it reaches its target site, rather than dispersing it into the atmosphere. 

Post-application best practices

VDCI employee using a measured pipette into a beaker

Following a treatment, traps are redeployed and monitored again to assess the mosquito population. A significant decline in mosquito numbers indicates a successful application. However, if populations remain high, it may signal issues such as ineffective application, poor insecticide coverage, or potentially some insecticide resistance. Other signs of a successful application may be fewer complaints from the community and a drop in mosquito-borne disease cases. 

Another parameter experts assess is insecticide resistance. This involves using tests like CDC Bioassays to expose adult mosquitoes to the adulticide and compare mortality against a control group. The results may suggest mosquitoes have developed resistance to the product, either through over-use of the product, behavioral changes, or other factors. As a result, experts may have to adjust application rates or switch to alternative formulations. 

Mosquito management is an ongoing endeavor, so once control is established, it’s important to implement proactive strategies to keep mosquito populations at bay. Integrated Mosquito Management programs are designed to target mosquitoes at all lifecycle stages, starting with their breeding development. Educating the public about common breeding sites can help ensure reduced mosquito reproduction. For example, eliminating standing water in outdoor buckets, pet bowls, bird baths, flower saucers, old tires, tarps, and other outdoor objects can make a significant impact in reducing the number of mosquitoes in a particular area. Experts can also identify breeding grounds like ditches and stormwater ponds, and apply larvicides to prevent mosquito larvae from developing into adults.

Finally, ongoing monitoring and data collection provide experts with critical information to identify changes in mosquito populations and species distribution, thereby helping prevent potential population increase and reducing the public health threat. While mosquitoes remain a persistent challenge, adhering to rigorous pre- and post-application best practices can help optimize resources, reduce environmental impacts, and strengthen trust in community leaders. 

Contact Our Experts

Complete the form below or call us at 800-413-4445 to speak to an expert about your mosquito management needs.

VDCI_Logo_squareSince 1992, Vector Disease Control International (VDCI) has taken pride in providing municipalities, mosquito abatement districts, industrial sites, planned communities, homeowners associations, and golf courses with the tools they need to run effective mosquito control programs. We are determined to protect the public health of the communities in which we operate. Our mosquito control professionals have over 100 years of combined experience in the field of public health, specifically vector disease control. We strive to provide the most effective and scientifically sound mosquito surveillance and control programs possible based on an Integrated Mosquito Management approach recommended by the American Mosquito Control Association (AMCA) and Centers for Disease Control and Prevention (CDC). VDCI is the only company in the country that can manage all aspects of an integrated mosquito management program, from surveillance to disease testing to aerial application in emergency situations.

Can You Control Mosquitoes with Larvicide Treatments Alone?

mosquito tech spraying with a fogger

Persistent buzzing and itchy bites make mosquitoes a nuisance for many communities. Unfortunately, these pests are more than just an annoyance; their ability to transmit diseases make these tiny insects one of the world’s deadliest animals. Mosquitoes are vectors for various diseases, including malaria, yellow fever, dengue fever, Eastern equine encephalitis, and West Nile virus. The World Health Organization estimates that mosquitoes are responsible for over 700,000 deaths worldwide each year. This makes targeted mosquito control efforts essential. 

One effective strategy in mosquito management is the use of larvicides. Mosquito larvicides are chemical or biological agents specifically designed to target and kill mosquito larvae in their breeding habitats before they can mature into adult mosquitoes. By disrupting the life cycle of mosquitoes at this early stage, larvicide treatments can significantly reduce adult populations and, consequently, the risk of disease transmission. 

The Role of Larvicides in Integrated Mosquito Management

While larviciding is an excellent way to help proactively manage mosquito populations and prevent disease transmission, larvicide applications alone won’t control all mosquitoes and shouldn’t be relied on as the sole control strategy. Larvicide applications play an important role in an Integrated Mosquito Management (IMM) program and should be utilized strategically. 

Let’s explore how to identify areas where larvicide applications would be needed, how larvicide applications are conducted, and other methods you can utilize to reduce mosquito larvae.

VDCI technician inspecting a flower pot for standing water in a residential garden setting

Where Do Mosquitoes Breed?​

Mosquitoes breed in a variety of habitats, and their breeding preferences can vary among mosquito species. Standing water sources, such as ponds, lakes, swamps, and marshes, provide ideal conditions for many mosquito species to lay their eggs. These natural bodies of water often support an ecosystem that encourages mosquito development. Some species, like Aedes aegypti and Aedes albopictus, prefer artificial containers and can breed in water as small as a bottle cap. Everyday items like bird baths, flowerpots, old tires, and buckets can collect rainwater and become breeding grounds for mosquitoes. 

Regular surveillance allows experts to identify these habitats and note which locations have abundant larvae. This information helps guide management decisions, ensuring larvicides are only applied when necessary and in the appropriate locations.

Larvicide Application Methods and Source Reduction Strategies

Once a breeding site is identified, larvacide applications can be used to control mosquito populations in the given area. Larvicides are substances specifically designed to target and kill mosquito larvae before they mature into adult mosquitoes. These treatments typically work by disrupting the growth and development of mosquito larvae. There are several types of mosquito larvicides, including bacterial larvicides and insect growth inhibitors. The type of mosquito larvicide used will depend on treatment needs, habitat, and the mosquito species targeted, as each species responds differently to larvicides. Larvicides can be used in various forms, such as granules or liquid concentrates, allowing for flexible application depending on the breeding site. A variety of application methods are also available depending on the habitat and distribution needs. Ground applications utilize backpack sprayers and other hand-held devices. Aerial applications are also available through drones and planes. 

Before and after mosquito larvicide applications, it’s important to test larvae for insecticide resistance to determine if applications are effective and if any changes to the treatment plan need to be made.

Mosquito control technician applying larvicide treatment with backpack sprayer in wetland habitat with standing water and marsh grasses

Source reduction can also be used to proactively control mosquitoes by removing or modifying these breeding sites to prevent standing water, helping reduce breeding habitats. For example, removing debris from stormwater ditches to keep water flowing will help reduce a mosquito’s ideal breeding habitat. In addition, educating the public on how they can reduce breeding habitats in their own backyard can make a significant impact on a successful mosquito management program. Encouraging citizens to properly dispose of old tires or dump standing water from buckets or plant saucers can help reduce breeding sites around their homes, thus reducing the number of adult mosquitoes available to transmit disease.

It’s important to note that although larvicides effectively reduce mosquito populations, they cannot completely eradicate all mosquito populations. An effective mosquito control program requires the use of both larvicides and adulticides to target mosquitoes at all life stages, as well as, regular surveillance, lab analysis, and public education. 

Creating a Comprehensive Mosquito Control Plan

Creating a mosquito control plan can have its challenges. Mosquitoes have a remarkable ability to reproduce in the smallest bit of standing water, which makes the complete elimination of breeding habitats difficult. That’s why the importance of a comprehensive mosquito control program cannot be overstated. A successful mosquito control program should combine various strategies, including larvicide treatments, source reduction efforts, adulticide applications, regular insecticide resistance monitoring, and educating citizens on ways they can reduce breeding sites around their homes. When you work with VDCI to implement an (IMM) plan, you can help control mosquito populations and reduce the risk of disease transmission in your community. 

Contact Our Experts

Complete the form below or call us at 800-413-4445 to speak to an expert about your mosquito management needs.

VDCI_Logo_squareSince 1992, Vector Disease Control International (VDCI) has taken pride in providing municipalities, mosquito abatement districts, industrial sites, planned communities, homeowners associations, and golf courses with the tools they need to run effective mosquito control programs. We are determined to protect the public health of the communities in which we operate. Our mosquito control professionals have over 100 years of combined experience in the field of public health, specifically vector disease control. We strive to provide the most effective and scientifically sound mosquito surveillance and control programs possible based on an Integrated Mosquito Management approach recommended by the American Mosquito Control Association (AMCA) and Centers for Disease Control and Prevention (CDC). VDCI is the only company in the country that can manage all aspects of an integrated mosquito management program, from surveillance to disease testing to aerial application in emergency situations.

Urban vs. Rural Mosquitoes: What’s the Difference?

Family-walking-next-lake

Many people tend to lump all mosquitoes together, assuming they share the same behaviors—feeding on blood, flying at dusk, and spreading diseases. However, there are more than 3,500 mosquito species worldwide, making them one of the most adaptable and diverse groups of insects. These species thrive in environments ranging from bustling urban spaces to more remote areas.

VDCI employee looking at tablet of data while checking a mosquito trap

The differences between urban and rural mosquito species go beyond geography. Their behaviors, feeding preferences, diseases they can transmit, and interactions with humans and wildlife differ significantly. Understanding these distinctions is essential for effectively managing nuisance populations and disease risks and protecting public health in our communities.

Urban Mosquitoes: Adapted for Human Habitats

The Aedes aegypti and Aedes albopictus mosquitoes could be considered the quintessential urban mosquitoes. These species have evolved to thrive in close proximity to human populations and feed almost exclusively on human blood, typically seeking blood meal during the daytime hours when people are most active. This behavior not only makes it an annoying pest but also an efficient vector of dangerous diseases such as dengue, Zika virus, and chikungunya.

Aedes aegypti can efficiently convert nutrients from human blood into energy, reducing its reliance on nectar or plant sugars, which other mosquito species primarily feed on. Their unique adaptation likely developed during transatlantic migration, where the species survived aboard ships by feeding on human blood and breeding in stored drinking water. As such, Aedes aegypti favors artificial containers found in residential areas like flowerpots, buckets, tarps, bird baths, and potholes as breeding sites. Aedes Albopictus can breed in a variety of natural and artificial containers such as tree holes, rock pools, tires, stormwater drains, and concrete slabs.

mosquito breeding activity in tire holding water

Simple measures such as eliminating standing water and using window screens can drastically reduce populations. Ongoing monitoring is also important to help government leaders gauge and respond to public health risks. Professionals utilize a variety of trapping and laboratory testing methods to monitor population dynamics and disease presence. For added protection, make a habit of wearing long sleeves and pants, and consistently apply mosquito repellent containing DEET to protect yourself during outdoor activities.

Rural Mosquitoes: Flexible Feeders In Natural Habitats

Aedes aegypti’s strong preference for humans sets it apart from rural mosquitoes. Rural mosquitoes, such as Aedes triseriatus, feed on a range of small mammals, such as chipmunks and squirrels. This flexibility in diet is essential for their survival in less densely populated environments where human hosts are less abundant. They are most active during dusk and dawn.

Clsoe-up-mosquito
Aedes aegypti mosquito

Aedes triseriatus typically breeds in tree holes or natural containers within the forest canopy. However, management is still important as the species can transmit dangerous diseases like La Crosse virus to individuals who are located in smaller rural communities. 

Like with urban mosquitoes, mosquito surveillance and disease monitoring are critical for assessing health risks. However, prevention can be difficult because their breeding sites are harder to identify and access. Barrier treatments are often utilized to minimize human-mosquito interaction. These treatments involve applying EPA-registered adulticides in transitional areas where urban and residential spaces meet rural environments. Still, be sure to wear appropriate clothing and use repellents when in these locations.

Protect Yourself From All Types of Mosquitoes

Whether in the heart of a city or a quiet countryside, mosquitoes can be both annoying and dangerous. Despite differences in their behaviors and habitats across urban and rural settings, their capacity to disrupt outdoor activities and spread disease remains consistent. By taking proactive measures and supporting effective mosquito management strategies, you can safeguard your health and enjoy your favorite outdoor activities with confidence and peace of mind.

Contact Our Experts

Complete the form below or call us at 800-413-4445 to speak to an expert about your mosquito management needs.

VDCI_Logo_squareSince 1992, Vector Disease Control International (VDCI) has taken pride in providing municipalities, mosquito abatement districts, industrial sites, planned communities, homeowners associations, and golf courses with the tools they need to run effective mosquito control programs. We are determined to protect the public health of the communities in which we operate. Our mosquito control professionals have over 100 years of combined experience in the field of public health, specifically vector disease control. We strive to provide the most effective and scientifically sound mosquito surveillance and control programs possible based on an Integrated Mosquito Management approach recommended by the American Mosquito Control Association (AMCA) and Centers for Disease Control and Prevention (CDC). VDCI is the only company in the country that can manage all aspects of an integrated mosquito management program, from surveillance to disease testing to aerial application in emergency situations.

Using Mosquito Surveillance to Guide Abatement Strategies

mosquito sampling in lake

How Surveillance Guides a Mosquito Abatement Program

In an effort to protect public health and improve the quality of life in communities, understanding how mosquito surveillance guides abatement strategies is crucial. Integrated Mosquito Management (IMM) programs are the first line of defense for mosquito abatement programs, combined with mosquito surveillance, larval and adult mosquito control, and public outreach education. Mosquito surveillance and disease testing provide the framework for implementing proactive, environmentally responsible strategies to control mosquito populations and safeguard public health. By accurately monitoring mosquito populations, identifying breeding sites, and detecting the presence of mosquito-borne diseases, a mosquito abatement program can prevent mosquito populations from interfering with outdoor activities or becoming a public health crisis. 

mosquito technician spraying larvicide in lake

What is Mosquito Surveillance?

Mosquito surveillance allows professionals to monitor mosquito populations, mosquito species, their developmental cycles, and the presence of mosquito-borne diseases. This is done by collecting and analyzing data through traps and testing population samples for diseases like West Nile virus, Eastern Equine Encephalitis, and dengue. Continuous monitoring and testing for mosquito-borne diseases is crucial for government leaders to gauge the impact of mosquitoes within their communities. By relying on mosquito surveillance data, our experts can effectively implement control measures, such as larviciding or adulticiding, using low-risk EPA-registered products exactly where they are needed without impacting non-target areas. Many mosquito abatement programs have established action thresholds that determine when and how to control mosquitoes.

dip-cup-IMM-program

Mosquito Larval Surveillance

Larval surveillance monitors mosquitoes at their first stages of life. Our mosquito control experts use a dip cup or a tubular suction device to extract mosquito larvae for examination and determine if and when mosquito control measures are required in a targeted area. We monitor potential breeding sites like stagnant water, faulty drainage sites, or discarded tires. Mosquito larvae may also thrive in ponds, marshes, and outdoor containers like potted plants and buckets. Following a rain event or flooding, mosquito eggs can hatch and develop in low-lying areas like ditches or dry basins that temporarily hold water.

Mosquito Adult Surveillance

Adult mosquito surveillance starts with trapping adult mosquitoes weekly. Depending on the mosquito species being targeted, several trap types can be used, such as the CDC light trap, BG-Sentinel trap, New Jersey light trap, and gravid trap. 

  • CDC Light Trap: This trap uses a small light and a carbon dioxide (CO2) source to attract mosquitoes by simulating the respiratory gases of birds and mammals. A fan forces them into the collection cup, where they cannot escape. 
  • BG-Sentinel Trap: This trap targets Aedes albopictus and Aedes aegypti mosquito species by using attractants such as an octanol lure, human scents, or CO2 to lure mosquitoes into a funnel containing an electric fan that pulls them into a collection net. 
  • New Jersey Light Trap: This can capture a variety of mosquito species in large quantities and is designed to be permanently mounted five to six feet above the ground. 
  • Gravid Trap: This trap contains stagnant water (usually containing high organic matter) to lure gravid (with eggs) mosquitoes. Gravid traps are most effective for collecting an array of Culex species, mainly Culex quinquefasciatus and Culex pipiens.
mosquito technician setting up mosquito trap with solar panel

How The Data Collected Is Analyzed

Once mosquitoes have been collected, they are brought back to the lab for analysis. Our entomologists start by counting the number of mosquitoes in the sample to help estimate the total size of a population in a given area. We then identify the mosquito species to determine their breeding habits, activity patterns, host preferences, and potential diseases like West Nile virus, Eastern Equine Encephalitis, zika, and dengue. Additionally, live adult mosquitoes are often tested for insecticide resistance to ensure the EPA-approved insecticides are still effective at their targeted dose. 

Any mosquito surveillance data collected is stored in a proprietary database that allows stakeholders, government leaders, and public health organizations to access accurate records and timely information. This data can be used to track mosquito populations and breeding sites, determine how weather conditions influence mosquito activity, and predict potential disease outbreaks or high-risk disease areas. This can assist authorities in making informed decisions to prevent further disease spread and keep nuisance mosquitoes at bay. Based on the information provided, officials may choose to implement mosquito source reduction strategies, insecticide application, or biological controls as part of a mosquito abatement program.

larval samples

Mosquito Abatement with VDCI

Mosquitoes are a growing public health threat as well as a major deterrent to enjoying the outdoors, and controlling them can be difficult. That’s why having a comprehensive mosquito abatement program in place is crucial for your community. Mosquito surveillance can help guide effective control measures and allows experts to detect disease-carrying mosquitoes. With science-backed solutions and the nation’s leading mosquito control experts on your side – VDCI provides your citizens peace of mind when enjoying the outdoors.

Contact Our Experts

Complete the form below or call us at 800-413-4445 to speak to an expert about your mosquito management needs.

VDCI_Logo_squareSince 1992, Vector Disease Control International (VDCI) has taken pride in providing municipalities, mosquito abatement districts, industrial sites, planned communities, homeowners associations, and golf courses with the tools they need to run effective mosquito control programs. We are determined to protect the public health of the communities in which we operate. Our mosquito control professionals have over 100 years of combined experience in the field of public health, specifically vector disease control. We strive to provide the most effective and scientifically sound mosquito surveillance and control programs possible based on an Integrated Mosquito Management approach recommended by the American Mosquito Control Association (AMCA) and Centers for Disease Control and Prevention (CDC). VDCI is the only company in the country that can manage all aspects of an integrated mosquito management program, from surveillance to disease testing to aerial application in emergency situations.

Top 6 Mosquito Mangement Articles of 2024

Culex quinquefasciatus

Reflecting on Mosquito Control Best Practices

Mosquitoes continue to be one of the biggest threats to public health. To effectively manage nuisance and potential disease-carrying mosquitoes, it’s important to understand these pests. From where they breed to which mosquito species are located in your community, having this knowledge can help drive more effective mosquito management programs. That’s why, at VDCI, we produce educational articles to help government leaders and citizens understand the fundamentals of mosquito control so that they can make informed decisions regarding the community’s mosquito management program.

From exploring mosquito surveillance to discussing mosquito emergency response strategies, our top articles of the year have provided valuable insights into how we can come together to protect ourselves and our communities from the threats mosquitoes pose. 

Here’s a roundup of our top six articles that have captured the attention of readers:

1. 4 Ways Government Leaders Can Help Protect Their Citizens from Mosquitoes

government-leader-building-mosquito-management-program

There are four ways government leaders can safeguard citizens from potential mosquito threats and nuisance populations. From surveillance to public education, an Integrated Mosquito Management (IMM) program can enhance how local leaders protect public health. Dive into this article to learn about the four pivotal strategies of an IMM program and how they can help create safer outdoor spaces for citizens.

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2. Fighting Insecticide-Resistant Mosquitoes: How You Can Help

Person emptying standing water from a white bucket near a house to reduce mosquito breeding sites

In the fight against reducing mosquito-borne diseases, the growing challenge of insecticide resistance is threatening existing control strategies. In this blog, our experts explain how mosquitoes become resistant to insecticides and discuss how surveillance, data collection, and regular insecticide resistance testing, and public education can help preserve the efficacy of insecticides.

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3. The Two Types of Mosquito Emergency Response Planning

public-education

Emergency response planning is critical in managing mosquito outbreaks, and this article breaks down the two primary types: those influenced by weather conditions and those characterized by heightened risks of disease transmission. Dive into this article to learn why proactive emergency response planning is critical for the well-being of citizens and how to plan for either type of mosquito-driven emergency.

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4. Is Aerial Mosquito Spraying Right for Your Community?

plane spraying insecticide

Aerial mosquito spraying is a powerful and safe tool that can be used to control nuisance and potentially disease-carrying mosquitoes. Mosquito control aircraft can be utilized after a major storm or to help prevent a disease outbreak, making aerial applications an effective tool in mosquito management programs or emergency response plans. Learn about when aerial applications can be used to control mosquitoes and the factors we consider before, during, and after aerial mosquito spraying to ensure the safety and effectiveness of each application.

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5. Reduce Mosquito-Borne Diseases with Disease Testing

Mosquito Surveillance & Disease Testing Reduce Mosquito-borne Disease 2

Early detection and monitoring of mosquito-borne diseases is essential for protecting public health and implementing swift control measures. In this popular article, our experts explain how mosquito-borne disease testing works, share testing best practices, and discuss why regular surveillance and disease testing is a vital part of an Integrated Mosquito Management program. Discover how you can help mitigate the transmission of mosquito-borne diseases like West Nile virus (WNv), Eastern equine encephalitis (EEE), and dengue fever through proactive mosquito surveillance and disease testing.

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6. How Professional Mosquito Trapping Works

VDCI employee looking at tablet of data while checking a mosquito trap

Professional mosquito trapping is utilized to gain a better understanding of the local adult mosquito population and to determine if there is a potential disease threat. Professional mosquito traps are important tools to determine the species and size of the mosquito population in a specific area. Explore this popular article to learn about the different types of mosquito surveillance traps and how the data collected from trapping helps guide mosquito management decisions.

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We hope these articles have not only informed and educated government leaders and citizens, but also inspired action against the pervasive threat of mosquitoes. As we continue to combat these tiny yet dangerous pests, staying informed and proactive remains our best defense. We hope these articles have empowered you with the knowledge and tools needed to contribute to a healthier, mosquito-free future.

Contact Our Experts

Complete the form below or call us at 800-413-4445 to speak to an expert about your mosquito management needs.

VDCI_Logo_squareSince 1992, Vector Disease Control International (VDCI) has taken pride in providing municipalities, mosquito abatement districts, industrial sites, planned communities, homeowners associations, and golf courses with the tools they need to run effective mosquito control programs. We are determined to protect the public health of the communities in which we operate. Our mosquito control professionals have over 100 years of combined experience in the field of public health, specifically vector disease control. We strive to provide the most effective and scientifically sound mosquito surveillance and control programs possible based on an Integrated Mosquito Management approach recommended by the American Mosquito Control Association (AMCA) and Centers for Disease Control and Prevention (CDC). VDCI is the only company in the country that can manage all aspects of an integrated mosquito management program, from surveillance to disease testing to aerial application in emergency situations.