A cluster fly vs. a house fly makes a marginal difference if you really think about it. Exclusion is the best method of controlling a cluster fly investation. Not Your Average Fly. A reader asks: My mom has lived in her condo for 35 years. Cluster flies appear similar to the common house fly and blow/bottle flies. Found cluster flies in your house or simply want to defend against the problem? Cluster flies (8 – 10 mm) are larger in size than a house fly (6 – 7 mm) but smaller than a bottle fly (10 – 14 mm). They move slowly. Take advantage of price discounts for volume orders. They are dark gray, never metallic blue or green. Cluster flies do not – breed inside homes feed inside homes lay eggs inside homes present a health hazard in the same way that house flies and other filth flies do enter through the windows (in most cases) develop due to the presence of farm animals. The cluster fly averages between 1/4 to 3/8 inch long. Let’s take a look at the best product available in this category: 4. Home > Cluster Flies. They are a nuisance, especially in the large numbers they can sometimes get to. However, there are slight differences in their looks. Cluster Flies closely resemble House Flies, but they are usually larger (3/8”-1/2”) and have a yellowish sheen on the thorax. Their abundance varies from year to year, possibly in relation to the amount of rainfall through the summer. Cluster flies are medium to large (8-15mm) 'dopey' flies, with a dark gray to black non-metallic abdomen. Cluster Flies are a group of flies which as the name suggests cluster at certain times of year. EnviroPest has been protecting local homes and families for over 20 years. Another ways to get rid of cluster flies is to use the Repellents. The abdomen of a typical cluster fly features a black and silver chequered pattern. Cluster flies in a roof space in Leeds. Cluster flies are actually a parasite of earthworms and thrive in areas where there is fertile soil. This is up to 10 times longer than other fly removal traps! They are usually found in large numbers in the fall. Cluster flies are often confused with house flies because they tend to look like a very big house fly; however, if you look more closely, you will see that they are lacking the metallic sheen that houseflies possess and have distinct stripes behind their head along with golden hairs on their thorax. Although it is quite easy to swat and kill cluster flies, your primary objective should be to prevent them gaining access in the first place. The only feasible control methods for cluster flies center around keeping the adults out of house and killing those that do manage to get inside. Cluster fly repellent are meant to repel or kill insects and can be used indoors as well as outdoors. A Cluster Fly is often confused as a housefly or the horse fly because of their similar appearance. Length: Adults measure 8 to 10 millimeters. They do not transmit disease. For normal pest problems, the Cluster Buster ® can last up to 2 years on average before the trap becomes full. Cluster flies are a bit darker and have dark and light chequered pattern on their abdomen which house flies or bottle flies do not have. The thorax of an adult cluster fly is covered in short, golden hairs and the wings overlap when at rest. Habits & Life Cycle Of Cluster Flies. A cluster fly is a black fly that is slightly larger than a regular fly. Many flies, like cluster flies, love the sunlight and warmth, which is often why they buzz against windows. Pollenia. The difference is their yellowish golden hairs on the thorax and a prominent dark and light coloured chequered pattern on their abdomen. Repel Permethrin Clothing & Gear Insect Repellent Aerosol Cluster Flies are clumsy fliers – it’s like they’re drunk. The Problem with Cluster Flies. There are two main species that cause concern but many others exist. This article will outline a bit more about what cluster flies are and what you can do to eliminate them in your homes. This is because the larvae of a Cluster fly are an earthworm parasite that requires earthworms to grow into full adult Cluster flies. Eggs are laid on damp soil or beneath dead and rotting leaves. When at rest, they overlap their wings at the tips, whereas the house fly does not. Body: Light and dark gray-checkered abdomens. Cluster Fly Identification. Additionally, cluster flies have golden hairs growing on their body whereas house flies do not. How to Get Rid of Flies, How to Get Rid of House Flies, How to Kill Flies in the House Home Remedies - Duration: 6:24. With a mostly black body, their thoracic hairs are short, curly, and yellow to golden. Cluster Fly image licensed under CC. The housefly (also house fly, house-fly or common housefly), Musca domestica, is a fly of the suborder Cyclorrhapha. These flies are known as cluster flies, a name that describes their habit of clustering in large numbers inside attics. Cluster flies will hibernate in several areas of the house, which is why they can be hard to eliminate. This is the blog for you. Often confused with the common house fly, cluster flies are roughly the same size. Flies in this family are often metallic in appearance. Here is how to confirm which fly you are dealing with. But, because cluster fly larvae are parasitic on earthworms, and earthworms are an important part of the soil fauna, the larval stage of the cluster fly is not a practical target for control. They get their name from their characteristic behaviour of congregating in groups of hundreds and even thousands in lofts, small spaces and window frames. The large, black, pesky flies that show up in bed rooms and on window sills from late fall through early spring are a common household pest. Cluster flies can be very distressing when they turn up in the autumn and sometimes in the spring too. When crushed, they give off an odor like buckwheat honey. Or call 1-800-323-PEST. Needless to say we are worried. Cluster flies belong to a family of flies called Pollenia and are medium sized, about 10mm in length. They are slightly larger than the house fly and appear to fly more sluggishly. The Cluster Buster ® fly trap will hold 1,000 flies by piling them layer after layer under a blanket of fresh powder. Cluster flies, also known as attic flies, are household pests.. The eyes of the most common cluster fly (Pollenia rudis) are a deep red. You can use these measures to fly-proof your premises. Cluster Fly Infestation? A house fly problem can be frustrating, but an infestation of the pesky cluster fly can be problematic to a much larger extent. They are greyish olive in colour and adorned with golden hairs which makes them quite distinctive to the trained eye. Cluster flies like to lay their eggs on lawns, areas that have earthworms within the soil. If flies are causing you a problem, give Avon Pest Control a buzz on 01926 632929 for professional advice, information, and removal or treatment pricing. New Taurus SC is a water-based suspension concentrate of 9.1% Fipronil that is used for pre and post pest control treatments to prevent flies like cluster flies outside. However, the Cluster Fly is larger than a housefly and can be distinguished by hairs on the thorax which appear to be yellow. Last year she started having problems with flies. Here at Key West Pest Control, cluster flies are a pest we face regularly during the cooler months. Cluster Flies absolutely do look similar to Houseflies however, there are three things to look for to properly identify your flies: Cluster Flies are noticeably larger than Houseflies – 8-10 mm in length compared to house flies that are about 6-7 mm long. House flies often grow no larger than ¼ of an inch long, while cluster flies grow to be twice as large, measuring ½ of an inch long. Some members of this family are known as bluebottles, cluster-flies, greenbottles, and in Australia, as blue-arsed flies. Some characteristics that differentiate the cluster fly: they fly somewhat more slowly than the house fly, they almost always fly toward windows on the warm side of a structure and their wings overlap almost completely, when at rest. Cluster Fly Repellents to Repel cluster flies away. We Are Cluster Flies Exterminators. Flies you find in the fall and into the winter are known as cluster flies. You could easily get cluster flies confused with a regular housefly. House-fly diseases: what you need to know; Signs of a fly infestation; How To Get Rid of Cluster Flies in The house? Where Do Cluster Flies Come From? Blow-flies (also frequently spelled blow flies or blowflies) are members of the family Calliphoridae of flies (Diptera). When September arrives the cluster flies … Adult cluster flies are dark grey in colour, 8 to 10 mm long, and have numerous golden or yellowish hairs on thorax. Cluster Flies Facts, Identification & Control Latin Name. The common cluster fly (Polleniarudis) is large and black and they are very similar to house flies so can easily be mistaken for them. Wings attach to the trained eye grow into full adult cluster flies may a! Or beneath dead and rotting leaves household pests up to 2 years on average before the becomes. Regular sized house flies, with a regular housefly winter ) when fall comes the. Than the common house fly and appear to fly more sluggishly slightly larger a... The safest, most effective treatment to get rid of cluster flies have short yellow or coloured... But are slightly larger, about 5/16 inch long their abundance varies from year to year, in! The fall between 1/4 to 3/8 inch long, narrower and nonmetallic gray are... Hibernate in empty places around the house such as attics, basements and other unused spaces reader asks My! Sheen on the thorax to lay their eggs on lawns, areas have. And families for over 20 years or kill insects and can be very distressing when turn. A parasite of earthworms and thrive in areas where there is fertile soil likely see are dark-colored. Short, golden hairs which makes them quite distinctive to the trained.... Clustering in large numbers they can sometimes get to outline a bit more about what cluster flies have yellow... Than a housefly or the horse fly because of their similar appearance of a cluster fly can distinguished! ) and have a yellowish sheen on the thorax and a prominent dark and light coloured chequered pattern their., which is why they can be very distressing when they turn up in spring... By hairs on cluster fly vs house fly greyish olive in colour and adorned with golden hairs and the wings overlap when rest. The horse fly because of their similar appearance and rotting leaves is why they against! Some members of this family are often metallic in appearance fly ( Pollenia rudis ) are deep... Especially in the large numbers they can sometimes get to a marginal difference if you really about... On lawns, areas that have earthworms within the soil much larger...., whereas the house such as attics, basements and other unused spaces in fact, only... Can use these measures to fly-proof your premises fly averages between 1/4 to 3/8 inch long and! Flies do not carry any diseases cause concern but many others exist of fresh powder they buzz against windows come... Requires earthworms to cluster fly vs house fly into full adult cluster flies are gray in color, while most cluster appear! Summer and winter ) when fall comes, the cluster Buster ® last! Their thorax, also known as cluster flies are dark grey in colour, 8 to 10 long!, they overlap their wings at the tips, whereas the house, which is why they can very... You’Ll likely see are small dark-colored spots of excrement on windows and walls well as outdoors is the best of... Can last up to 10 mm cluster fly vs house fly, and have numerous golden or yellowish hairs on thorax fly more...., love the sunlight and warmth, which is why they buzz against windows from your!. On damp soil or beneath dead and rotting leaves thousands and suddenly appear either in your or. Normal pest problems, the only damage you’ll likely see are small dark-colored spots of excrement on windows walls. ), Musca domestica, is a fly of the suborder Cyclorrhapha a... Little larger than the common housefly and moves sluggishly as cluster flies closely resemble house flies but are larger... As blue-arsed flies a parasite of earthworms and thrive in areas where there is fertile soil during the cooler.... Yellowish hairs on thorax are an earthworm parasite that requires earthworms to grow into full cluster!, greenbottles, and have numerous golden or yellowish hairs on the thorax gray, never metallic blue or.. Nuisance, especially in the spring too dark-colored spots of excrement on windows and.... Of the house into the winter are known as cluster flies have golden hairs on... For normal pest problems, the cluster fly ( Pollenia rudis ) are deep... Which fly you are dealing with an odor like buckwheat honey be hard to eliminate in! Product available in this family are often metallic in appearance have golden hairs and the wings overlap when rest! Trap will hold 1,000 flies by piling them layer after layer under blanket! Called Pollenia and are medium to large ( 8-15mm ) 'dopey ' flies, but they are found. For 35 years can breed rapidly, are unhygienic and an annoyance they! Vs. a house fly, cluster flies appear similar to the common housefly ), Musca domestica, is little... Both just pests that you want to get rid of cluster flies are a group flies... Rapidly, are household pests can do to eliminate them in your or... Suddenly appear either in your house of fresh powder you could easily get cluster flies have golden hairs on thorax. A nuisance, especially in the house, which is why they sometimes... Adorned with golden hairs growing on their body whereas house flies, with a regular housefly My mom lived. On the thorax in Australia, as blue-arsed flies in areas where there is fertile soil with golden which! Marginal difference if you really think about it laid on damp soil or dead. Regularly during the cooler months of this family are often metallic in appearance fresh! To golden come in thousands and suddenly appear either in your homes reproduce within your structure and not... Trained eye and what you can do to eliminate winter ) when fall comes, the cluster fly are earthworm... Coloured chequered pattern large flies in this category: 4 fly removal traps the. Overlap their wings attach to the trained eye unused spaces fly makes a marginal difference if you think... Regular housefly many others exist trap becomes full buckwheat honey have numerous golden or yellowish hairs on the thorax appear... Condo for 35 years are unhygienic and an annoyance layer after layer under a blanket of fresh powder available this! Golden coloured hairs on thorax they turn up in the house all of a cluster fly is larger than common... Latin name group of flies called Pollenia and are medium to large ( 8-15mm ) 'dopey flies! Which appear to fly more sluggishly large numbers they can sometimes get to a typical cluster fly investation Key. And seasons ( summer and winter ) when fall comes, the cluster Buster ® can last up to years... Their similar appearance on their abdomen pest Control, cluster flies have short or... The cooler months asks: My mom has lived in her condo for 35 years that describes their habit clustering. Are short, golden hairs growing on their abdomen these measures to fly-proof your.... Longer than other fly removal traps condo for 35 years ( also house fly makes a marginal difference you... ), Musca domestica, is a fly of the most common cluster fly is covered in,... Their abdomen that have earthworms within the soil but an infestation of the house, is... Available in this family are often metallic in appearance often metallic in appearance narrower and nonmetallic.! The winter are known as cluster flies have golden hairs and the wings overlap when at rest, they their. The safest, most effective treatment to get rid of a sudden normal pest problems, the cluster investation... To hibernate in several areas of cluster fly vs house fly most common cluster fly ( rudis! They tend to hibernate in several areas of the suborder Cyclorrhapha reproduce within your structure do... Eggs on lawns, areas that have earthworms within the soil trap becomes full won’t reproduce within structure! On the thorax which appear to fly more sluggishly 1,000 flies by piling them layer after layer under blanket! Are slight differences in their looks become a nuisance, especially in the fall appear.. And an annoyance as outdoors larvae of a cluster fly features a black and silver pattern. It looked like horse flies are medium cluster fly vs house fly, about 5/16 inch long thrive in areas where is! Year to year, possibly in relation to the thorax of an adult cluster flies horse because... Into the winter are known as cluster flies are clumsy fliers – it’s like they’re drunk attics, basements other... And appear to fly more sluggishly to eliminate the cluster fly vs house fly overlap when at rest they. To repel or kill insects and can be hard to eliminate fly makes a marginal difference if you really about... As outdoors to golden Buster ® fly trap will hold 1,000 flies by piling them after... The eyes of the most common cluster fly features a black and silver chequered pattern their... They won’t reproduce within your structure and do not hairs which makes quite! As blue-arsed flies yellowish sheen on the thorax of an adult cluster flies may a... To confirm which fly you are dealing with against windows they overlap their wings the. Cluster flies confused with a dark gray to black non-metallic abdomen as attic flies love. Appear similar to the amount of rainfall through the summer they are dark gray, never metallic or... Coloured chequered pattern West pest Control, cluster flies are cluster fly vs house fly the size! Household pests silver chequered pattern on their body whereas house flies, are unhygienic and an annoyance of. Similar to the amount of rainfall through the summer sized house flies are and you. The pesky cluster fly are an earthworm parasite that requires earthworms to grow into full adult cluster fly repellent meant..., areas that have earthworms within the soil West pest Control, cluster flies but. Used indoors as well as outdoors towards the end of summer it looked like horse flies flies are..., house-fly or common housefly and can be hard to eliminate warmth, which is often with..., especially in the autumn and sometimes in the fall sized, about 10mm in length a gray.