Stable Fly

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Close-up photo of several flies gathered on a metallic surface, showcasing their iridescent green and blue bodies and translucent wings. The shallow depth of field blurs the background, emphasizing the flies in the foreground.

What do Stable Flies Look Like?

The stable fly, also known as the dog fly, resembles a common house fly in size and color. But it has distinctive large and piercing mouthparts that project forward from its head. They are dark colored and are about 1/4” in size.

When are Stable Flies Most Active?

Florida has a year-round stable fly presence. But their numbers become abundant in the late fall, peaking in early January. These flies are most active in the cooler evening and morning hours. They will hide in foliage and vegetation in the shade during the heat of the day and wait for a potential meal to come their way.

What Attracts Stable Flies?

Stable flies breed in decaying crop clippings, grass or hay residues, so these are an attractant for breeding purposes. These flies are a common biting pest around the world for both animals and humans alike. These strong flyers can travel up to two miles to find a suitable meal.

Where are you likely to find Stable Flies?

While stable flies can be found just about anywhere, they are concentrated greatly around livestock in barns and pastures.

Are Stable Flies Dangerous or Destructive?

Stable flies may not be considered destructive to material possessions or property, but they can negatively affect cattle and other livestock, decreasing dairy production. These flies can have multiple bite hosts in a short period of time, so there is a large risk for pathogen and disease transmission from one host to another. While they are vectors for several animal diseases, they are not known to be a significant spreader of human pathogens. There is always a chance for an allergic reaction to the bite, as well as an infection at the bite site for humans and animals alike.

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