Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada

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 of images submitted. Log in to make states, months and boxes clickable.
JanFebMarAprMayJunJulAugSepOctNovDec
Alabama6910720030633633826825327023218274
Alaska2432291502573301534610 1
Alberta7182449127179180170586122
Arizona336260781110514061063164117261282738321109
Arkansas31667126329253193139172112436
British Columbia23441002004406397294553701935538
California48586019042921295630482784217817671311820532
Colorado824701312916829686663791071316
Connecticut13530509323832716421437233
Delaware22743981301001129679144
District of Columbia  162211247  7 
Florida396377697774847993663561455365376718
Georgia366225531646543539236527218611864
Idaho3 242946499596693162
Illinois629126354815139710319587912789012
Indiana1018275815429828416889552213
Iowa7389171691928187912959936663288688
Kansas 434131233213218186162142484
Kentucky1218851242732791611519656358
Louisiana54220277347393443415284219211190115
Maine17632752025961028793184923239
Manitoba 1220281171181075093 
Maryland6383265836172920541536105291978325983
Massachusetts9613637498519962935236818171348713264118
Michigan95375825742638735318659244
JanFebMarAprMayJunJulAugSepOctNovDec
Minnesota107124128660459549843697107
Mississippi116101172103171182207527179
Missouri8164516637050140625219185255
Montana 12480882021736841 2
Nebraska413310910827428622014367357
Nevada121795101979684635355922
New Brunswick111493443679611429176165285
New Hampshire2417591562294545934771641163715
New Jersey23249232063377256842442037216148
New Mexico11481351902474073313412372247523
New York174188382117417431817102677739011054
Newfoundland/Labrador  646168210291213921872
North Carolina57742317461275122977955847828014553
North Dakota3 617861226456312253
Northwest Territories     516     
Nova Scotia   112510010779437052
Nunavut     5111    
Ohio5432130398536558355246108543
Oklahoma424120136650348331231238827611940
Ontario2440762217901632166912077343505615
Oregon45631982904105645444683963335434
Pennsylvania32492027261639192221231564113391916038
Prince Edward Island    1313611  
Quebec 11492497972722751545291322
Rhode Island  9561743855203341331451
Saskatchewan256277726023622379657
JanFebMarAprMayJunJulAugSepOctNovDec
South Carolina17298914520413911710397874219
South Dakota  41527745982243617 
Tennessee41531603433854583122591941697930
Texas25629475511281100113210999069321109745427
Utah6304287167195300273165138256
Vermont3411481382193402149984127
Virginia438220053372063654858144731317044
Washington671072805288278319276465573659739
West Virginia610205517813414816110284231
Wisconsin29154514565813941265855510235254
Wyoming4 481677114109521  
Yukon Territory 2 2169183144