Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada
Clickable Guide
Moths Butterflies Flies Caterpillars Flies Dragonflies Flies Mantids Cockroaches Bees and Wasps Walkingsticks Earwigs Ants Termites Hoppers and Kin Hoppers and Kin Beetles True Bugs Fleas Grasshoppers and Kin Ticks Spiders Scorpions Centipedes Millipedes

Calendar
Upcoming Events

Photos of insects and people from the 2015 gathering in Wisconsin, July 10-12

Photos of insects and people from the 2014 gathering in Virginia, June 4-7.

Photos of insects and people from the 2013 gathering in Arizona, July 25-28

Photos of insects and people from the 2012 gathering in Alabama

Photos of insects and people from the 2011 gathering in Iowa

Photos from the 2010 Workshop in Grinnell, Iowa

Photos from the 2009 gathering in Washington

TaxonomyBrowseInfoImagesLinksBooks
Data

Order Diptera - Flies


The information below is based on images submitted and identified by contributors. Range and date information may be incomplete, overinclusive, or just plain wrong.

Contributed Images Map No Images   Images
Range map for Flies

Hover over black occurrence boxes to see number submitted. Log in to make states, months and boxes clickable.
JanFebMarAprMayJunJulAugSepOctNovDec
Alabama637715523525526120121117914814372
Alaska1216114210514151135  
Alberta715202665118147142386112
Arizona635426039035638465069554838816247
Arkansas32508518716013910512455166
British Columbia132264972163053691812091263320
California3035711250153716071826185013621175857539344
Colorado6225985218434572421208711310
Connecticut85202043192280851511993
Delaware227427911290997656134
District of Columbia  12156195  7 
Florida213135375460505681443328287239243414
Georgia23261971652592742632301621227745
Idaho2 272110304848161 
Illinois6191162605769326676105402448210
Indiana 5233292166198122604092
Iowa1515772373906055544413091152629
Kansas  7327181125107968029 
Kentucky161875107228213116975540328
Louisiana271081141832032831921511161097791
Maine1553255161497847630109562432
Manitoba  210219490985393 
Maryland118793006678037823813893217029
Massachusetts84119286760147020431495119489352822574
Michigan73304919829725823213947224
JanFebMarAprMayJunJulAugSepOctNovDec
Minnesota53811152265287183942444
Mississippi 12881569314716118662089
Missouri851611124024222517514076245
Montana  21162286392520 2
Nebraska3 138364121911154729191
Nevada9132238524561523142817
New Brunswick1 686383449374354127153255
New Hampshire21175914519934439831776773512
New Jersey23248226851260042836128530314347
New Mexico83574851071921872301391315723
New York101552288771112312046615212615125
Newfoundland/Labrador  346110130230186861672
North Carolina33581333556726794293133291735434
North Dakota3 617801176156292253
Northwest Territories     312     
Nova Scotia   2660655125392 
Nunavut     27     
Ohio32218925633537923314472351
Oklahoma413116028236336223523429923910038
Ontario6234915954910431134785492204397
Oregon2335112137219318339226186254249
Pennsylvania243613651210031124124076280367010921
Prince Edward Island     21341   
Quebec  1336125259289369139757 
Rhode Island  744147314416273109144 
Saskatchewan251135015914511343157
JanFebMarAprMayJunJulAugSepOctNovDec
South Carolina1717699716282738170742413
South Dakota  41515414240183612 
Tennessee22236918217624113212784904325
Texas178164276544634633753604680591438244
Utah612334910611015714611659183
Vermont331146991722651707878127
Virginia34549431444638832137328420412737
Washington48962443746216296804373933005826
West Virginia21016471211061281089580211
Wisconsin24438117443816757563365196254
Wyoming4 12924545124   
Yukon Territory    8616711