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Navigating the Impact of Natular G on Non-Target Organisms: A Study in Minnesota’s Vernal Pools and Cattail Marshes

MMCD conducted a comprehensive field study to examine Natular G\’s – and its active ingredient, Qalcova-brand spinosad – ability to control mosquitoes while still minimizing harm to non-target organisms.


Natular G30 Takes Flight: Enhancing Mosquito Management with Drones and the Best Fit Product

MCMA has spent the past several years planning, launching, and refining their drone strategy within their mosquito control program. Today, we’re exploring some of the key factors contributing to its success: The inception of their drone program, the rationale behind choosing drones over planes, the tools employed, drone selections, and the importance of the product utilized, in this case, Clarke’s Natular G30.

Formulation in process

The Science Behind Green Chemistry: Shaping A Greener Future for Mosquito Control

For Clarke, utilizing the principles of green chemistry isn’t just about compliance; it\’s about fundamentally altering how we approach chemical formulation and engineering to protect both human health and the environment. We treat it as a call for innovation and progress— to create mosquito control solutions that are economically viable, environmentally sustainable, and socially responsible.

FILE PHOTO: Signage is seen at the headquarters of the United States Environmental Protection Agency (EPA) in Washington, D.C., U.S., May 10, 2021. REUTERS/Andrew Kelly/File Photo

Navigating the EPA Registration Process for Mosquito Control Products: A Comprehensive Guide

Effectively managing mosquito populations requires the responsible, effective use of specialized mosquito control products. These must undergo a rigorous registration process mandated by the EPA to ensure they do not pose unreasonable risks to people, pets, or the environment.

A flooded mangrove

Natular G30 as a Larval Pretreatment Option in the Cayman Islands: Product Stewardship and Partnership

Due to variable conditions surrounding the start of the island\’s rainy season—and mosquito breeding season—the  MRCU became interested in researching mosquito larvae pretreatment options. In particular, the viability of Clarke\’s Natular G30 as a pretreatment option for up to six weeks ahead of flooding and large tidal events that produce mosquito breeding conditions. 

California Ban on Gas-Powered Small Engines and Electric Alternatives for Public Health Mosquito Control

In October 2021, California signed Assembly Bill 1346 into law, a bill that aimed to prohibit the sale of new gas-powered, small off-road engines and phase out certain equipment by January 2024. Today, this bill is fully in effect in…

Counting And Sorting Dead Mosquitoes

Exploring Mosquito Diversity in Your Environment: A Guide to Identifying Adult Mosquito Species 

Join Senior Field Scientist Andrew Rivera at Clarke as he walks through a step-by-step process for identifying adult mosquitoes. From recognizing common mosquito genera to understanding unique physical traits, these methods will help field technicians link observed behaviors with specific mosquito species.

Allen Gent Appointed President and CEO of Clarke

As we continue to drive forward our commitment to global public health mosquito control, we are excited to announce the appointment of Allen Gent as the President and Chief Executive Officer, effective January 1, 2024.  With this transition, J. Lyell…

Duet® HD: Rotational Tool for Effective Mosquito Control

Mosquito-borne diseases continue to pose a significant threat to public health worldwide, and with some mosquito populations developing resistance to long-used active ingredients, it is now more critical than ever to develop innovative solutions for mosquito control. As a company…

Clarke Celebrates Our 12th Day of Caring

At Clarke, we’re dedicated to being good stewards and serving our communities. Every year, we have a Day of Caring, where our offices across the country close down, and more than 200 of our team members spend the day volunteering…

Championing Environmental Efforts with Clarke’s Give to Tomorrow® Program: 2023 Grant Recipients

The Clarke Give to Tomorrow grant program recognizes and supports non-profit organizations striving to restore, preserve and protect the well-being of natural ecosystems and habitats.

The Clarke Learning Center: Workshops and Educational Resources for Mosquito Control Professionals

The Clarke Learning Center provides educational resources for mosquito professionals at all levels focusing on mosquito control, continuing education units (CEUs) workshops, and webinars on emerging industry-related topics.

Understanding Malaria Transmission: The Role of Mosquitoes

While considered rare within the United States today, malaria can be extremely common in humid, hot climates and is one of the highest-occurring vector diseases worldwide. Scroll to learn more about malaria, its transmission via mosquitoes, and methods for helping…

A woman works at a bench

Innovation in Fieldwork: Mobile Insectaries for Field Trials

As Clarke’s field science team was tasked with raising and caring for mosquitoes for use in field testing on site, one such innovative concept that arose was the mobile insectary. Today, associate field biologist, Victoria Hyrczyk, represents the field science…

Webinar Recording: Navigating Species Diversity & What Makes a Vector

Last week, Clarke rounded out National Mosquito Control Awareness Week with an all-things-mosquito webinar featuring Dr. Day, Professor Emeritus at the University of Florida’s Entomology Laboratory and author of the Newsletter, Kattie Morris, and Andrew Rivera, leading members of Clarke’s…

Clarke’s Field Science Team: Bridging the Gap Between Innovation & Implementation

Clarke’s Field Science team spearheads the fieldwork and trials conducted to assist with developing, and registering new and existing mosquito control products under EPA and Good Laboratory Practices (GLP) regulations, including the launching and post-launch work of new products with…


UAV Certification and Benefits of Drones for Mosquito Control

The use of drones as a product deployment and surveillance tool within mosquito control programs has steadily increased over the past years. Earning an unmanned aerial vehicle (UAV) certification is essential to utilizing and incorporating drones within a mosquito control…

Clarke Operations: The Impact of PCR Lab Capabilities on Control and Application Decisions

While mosquito-borne diseases threaten human health worldwide, implementing an integrated mosquito management (IMM) system can go a long way toward mitigating those risks. Within the IMM network, the surveillance lever acts explicitly as a predecessor to larval or adult control…

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