Gnat Fly

Actual Size: 1/16 to 1/8 inch

Characteristics: Very small, delicate insects with slender bodies that are usually black or dark gray. They have long legs, segmented antennae, and clear wings.

Legs: 6

Wings: Yes

Antennae: Yes

Habitat: Commonly found in moist environments rich in organic matter, such as overwatered houseplants, damp soil, compost piles, and decaying vegetation. They also thrive indoors in kitchens, bathrooms, and basements.

Habits:

  • Spiders are often drawn to areas where they are present.
  • These insects, also called midges, form cloud-like swarms when flying.
  • Though they look like mosquitoes, they do not bite or transmit disease.

Gnat Flies in Athens, GA

Gnats and midges are common names for many small, non-biting flies found throughout the United States. They often breed in aquatic environments and can emerge in large numbers from these sources. Their life cycle depends heavily on moisture, which is why they are frequently associated with wet areas. Most species that enter homes and buildings are active at night and are attracted to building lights. People frequently mistake them for mosquitoes, but unlike mosquitoes, they do not have a biting mouthpart and cannot spread disease.

Gnat Fly Habitat

Most active during spring and summer, gnats and midges are common pests in and around lakes, rivers, and aquatic environments where they reproduce. They often emerge in large swarms when conditions are favorable. Even though they are weak fliers, wind currents can carry them long distances from nearby water sources into homes, pools, and buildings. Many are drawn to light and can be a nuisance when they land on people or enter indoor spaces. These insects do not feed as adults and survive only long enough to reproduce before dying.

Gnat Fly Behaviors, Threats, or Dangers

Gnats and midges do not bite, but when they emerge in peak numbers, they can overwhelm nearby residential and industrial areas. Lakefront homes, recreational spaces, sporting facilities, and businesses are often heavily affected. Swarming in cloud-like groups, they can completely cover homes, vehicles, plants, and outdoor furniture. They are especially attracted to outdoor lights at night, where they gather in large swarms. Increased midge populations also tend to attract spiders, resulting in more webs and added nuisance. If you are experiencing a problem with gnats or midges, reach out to a local fly exterminator.