Insecticides can help to provide some temporary reduction of house fly and stable fly populations but cannot be the basis of effective fly management. Adulticides are very minimal and typically ineffective against stable flies. ClariFly ® Larvicide protects from disease-carrying flies that feed on dairy cattle, including house flies, stable flies and horn flies. Remove other breeding areas like wet straw and mulch and all rotting organic matter. Both males and females use this proboscis to pierce the skin of a host and suck their blood. Fly Control, a Horse Management Necessity. Contact  |  Customer Service | USDA Extension Locations Large mammals – cattle, horses, donkeys, dogs, swine, sheep, goats and camels, and zoo animals. LambdaStar UltraCap 9.7 or Peak activity usually occurs during warm periods following rainfall. Stable flies prefer to feed outside and are rarely found feeding or resting indoors. In the absence of these animal hosts, they will bite people and dogs. Stable fly, (Stomoxys calcitrans), a species of vicious bloodsucking fly in the family Muscidae (sometimes placed in the family Stomoxyidae) in the fly order, Diptera. Some parasitoid wasps can be purchased commercially to enhance the number of wasps present on your property. It is important to remember that flies cannot develop in dry materials. AgriLife Extension's online Bookstore offers educational information and resources related to our many areas of expertise and programming; from agriculture, horticulture, and natural resources to nutrition, wellness for families and youth, and much more. Stable Flies are sometimes confused with House Trap options are limited for stable fly adults. Losses in feedlots will likely occur when the average number of stable flies per leg is 3 or more. Products sprayed directly to the infested breeding sites can be utilized. The Bite Free Stable Fly Trap is a trap that almost every horse owner should have, but most don’t. Treating livestock or pets with insecticides and repellents can aid in control, however the impact is often short-lived (hours to days). Beneficial organisms such as predators, parasites and natural competitors occur naturally in similar breeding locations of the stable fly larvae. Stable flies have a negative impact on beef production costs by affecting the required amount of time and feed needed to reach slaughter weight. One alternative is to combine the removal or management of fly-breeding material with the use of traps and parasitic wasps to kill both the adult and immature flies. Since Stable Flies breed in livestock waste, removal of the breeding source is the best method to eliminate them. Contact Aerosol Sprays: You can use sprays that contain pyrethrin for immediate results, giving a quick knockdown. Even though, the female requires a blood meal to lay eggs, both male and female feed on blood. The bites Adult stable flies take one bloodmeal a day from the legs, sides, back and belly of large animals and the legs, head and ears of small animals. Stable flies are usually found in open sunny areas, although they may enter a house during bad weather. Insect repellent does not work on stable flies. Adults are generally about 6–8 mm ( ⁄4– ⁄16 inch) in length and a lighter color than the housefly. Fly control and flea control products can help reduce the pest population and keep your horse comfortable–in the barn, in the stable, and in the pasture. Both the male and female stable flies take a bloodmeal. The economic impact of the stable fly is very significant. Fly Traps and Tapes To catch adult flies outside of your barn, consider using fly traps that lure flies into them. Just ONE rotting barrel hay ring can produce 1 million biting stable flies. They bite people, livestock, pets and other mammals. 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