No See Ums, also known as biting midges or sandflies, are tiny insects that can cause significant discomfort despite their small size. Their bites can be irritating and itchy, making them a nuisance for anyone who encounters them. Understanding their behavior, habitats, and how to prevent them from taking over your property is essential for maintaining a comfortable living environment.

What Are No See Ums?

No See Ums, scientifically known as Ceratopogonidae, are tiny biting insects commonly referred to as biting midges or sandflies. Despite their minute size—often less than 1/16th of an inch—they pack a powerful bite that can cause significant discomfort. These pests thrive in warm, moist environments and are often found near bodies of water such as lakes, marshes, and beaches.

Their bites can be incredibly itchy and irritating due to the anticoagulant they inject into the skin while feeding on blood. This reaction can lead to red welts and prolonged itching for those affected. Understanding their behavior is crucial for effective prevention and control.

No See Ums are most active during dawn and dusk when temperatures are cooler but humidity remains high. They tend to swarm in large numbers, making outdoor activities during these times particularly unpleasant if proper precautions aren't taken.

By knowing where No See Ums typically breed and feed, you can take steps to minimize your exposure to these pesky insects and maintain a more comfortable living environment.

Bites of No See Ums

No See Ums are notorious for their painful bites. Unlike mosquitoes, which have a relatively smooth bite, No See Ums use serrated mandibles to cut into the skin. This results in immediate pain followed by intense itching and swelling. The bites often appear as small red welts or blisters and can last for several days.

Why Do Their Bites Itch?

The itching caused by No See Um bites is due to the body's reaction to the insect's saliva. When a No See Um bites, it injects saliva into the skin to prevent blood clotting while it feeds. The immune system responds to this foreign substance by releasing histamines, which cause inflammation and itching at the bite site.

Female legs with many red spot and scar from sand fly bites in Thailand
Female legs with many red spots from No See Ums bites | Photographer: filistimlyanin

Behavior and Habitats of No See Ums

Understanding the behavior and preferred habitats of No See Ums is crucial for effective control measures.

Behavior

No See Ums are most active during dawn and dusk when temperatures are cooler. They are attracted to carbon dioxide exhaled by humans and animals, as well as body heat and sweat. These insects tend to swarm in large numbers, making their presence particularly bothersome.

Habitats

No See Ums thrive in moist environments where they can lay their eggs. Common breeding grounds include:

  • Marshes: Wetlands provide an ideal habitat with abundant moisture.
  • Beaches: Sandy areas near water sources offer suitable conditions for egg-laying.
  • Gardens: Overwatered lawns or gardens with poor drainage can become breeding sites.
  • Wooded Areas: Forests with standing water or damp soil attract these pests.

Preventing No See Ums from Taking Over Your Property

Preventing an infestation of No See Ums involves a combination of environmental management and protective measures.

Environmental Management

  1. Reduce Standing Water: Eliminate any standing water around your property where these insects might breed.
  2. Improve Drainage: Ensure that your garden has proper drainage to avoid creating moist breeding grounds.
  3. Trim Vegetation: Keep grass short and trim back bushes to reduce shaded areas where they might hide.
  4. Use Fans: Installing outdoor fans can help deter these weak fliers from gathering in certain areas.

Protective Measures

  1. Screens and Netting: Use fine mesh screens on windows and doors to keep them out of your home.
  2. Insect Repellents: Apply insect repellents containing DEET or picaridin when spending time outdoors.
  3. Wear Protective Clothing: Long sleeves, pants, and hats can minimize exposed skin susceptible to bites.
  4. Timing Outdoor Activities: Avoid being outside during peak activity times at dawn and dusk.

Professional Pest Control Services

For severe infestations or persistent problems with No See Ums, seeking professional pest control services is highly recommended. Trained technicians can perform detailed inspections of your property to identify breeding sites and implement targeted treatments tailored specifically for controlling these pests effectively.

Conclusion

Dealing with No See Ums requires a proactive approach that combines understanding their behavior, managing their habitats, employing protective measures against bites, and considering professional pest control services when necessary. By taking these steps diligently you can significantly reduce the impact of these pesky insects on your comfort both indoors & outdoors ensuring peace-of-mind all year round!