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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
Alabama80123250379457466383362330343251118
Alaska51135491733855052251001611
Alberta71824531461971991897911522
Arizona4643518771401169313572159209316431004455302
Arkansas622731363522682031461931565110
British Columbia28441102534916929266104362055338
California59995021883369333133333070240119591641964606
Colorado9297514131575111007244091171916
Connecticut137306514333035920123364324
Delaware22104610913511211311379164
District of Columbia  172211249257 
Florida4924628138909371063707598527478480827
Georgia407127035451347440539829220212975
Idaho74333468811161559439102
Illinois7391403689021589116411268782969112
Indiana10184066175316323203123662313
Iowa95112211861127423201663129584945211796
Kansas 835152263245233225176200607
Kentucky12188513028828317216110565358
Louisiana86258373462469511469315284283241198
Maine196327720262010588192241243739
Manitoba412244316814313284245 
Maryland10912131298119082212164612111082909300107
Massachusetts101141406109721993280262521341525891295126
Michigan914436328046147538720266294
JanFebMarAprMayJunJulAugSepOctNovDec
Minnesota12715493397047005314971181212
Mississippi116115182117177190227636189
Missouri81852169406517434275225100319
Montana8232790126281198179167113
Nebraska4243131124331384294194119408
Nevada121794113102178887653581025
New Brunswick111495461733667454180174325
New Hampshire2417601742404906204881861283715
New Jersey25249432165781958743243139116748
New Mexico8384206266385488474409326278148104
New York234199400129219521993114983444911861
Newfoundland/Labrador  648179220309219922372
North Carolina749032092815551459980822776462206110
North Dakota3 617861306758322253
Northwest Territories     514     
Nova Scotia   132712913490527752
Nunavut     5175    
Ohio5735138419567603404290123593
Oklahoma424120137251748932433641128112041
Ontario2651832368301813194412747783706922
Oregon8015836233250468777366265466515555
Pennsylvania35502317981794216722911675121596517242
Prince Edward Island    1519611  
Quebec 3201156301153941872610316372
Rhode Island  9571794155283371512551
Saskatchewan2610341013122692721161367
JanFebMarAprMayJunJulAugSepOctNovDec
South Carolina19361001642181491461041021064520
South Dakota  41928846199253617 
Tennessee446220843548753240331024824115140
Texas286340812125511771272114798510191221865493
Utah63248872132143223121831552513
Vermont311114814222335221910188128
Virginia508823756181375060861950434818950
Washington701122905488618799846985973879744
West Virginia610236618115915515610285231
Wisconsin33164517575616631540981589276315
Wyoming4 7102192162137622  
Yukon Territory 2 21611292144