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For Insects, Spiders & Their Kin
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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
Alabama677715624125926521121418815014172
Alaska1416114213617552137 1
Alberta715222674126150146386112
Arizona657636145147147574680666544316247
Arkansas34549319617714411113858166
British Columbia1322641102333313932032381333320
California3356391411190417992010203615291272898538348
Colorado6245992235475669466259781310
Connecticut852025441952901021621993
Delaware2274381115911069073134
District of Columbia  15196197  7 
Florida227161398512574711460342294257242416
Georgia24302001822693092982581931267745
Hawaii       1    
Idaho2 3163625435657161 
Illinois62912328061310267496906182498310
Indiana10182337106176220124664295
Iowa2860912664246916555233481532634
Kansas  13811511191341191109129 
Kentucky1218751092282251191146440328
Louisiana291161211962122912121781271117791
Maine1563265172532918682120652438
Manitoba 12112299105995593 
Maryland201810346681910979025334843677529
Massachusetts87125289829158522671673123497055022674
JanFebMarAprMayJunJulAugSepOctNovDec
Michigan73304920130327325315348224
Minnesota5613201762943392331946544
Mississippi 12901589414716518662089
Missouri8144014826227024319015777245
Montana  231634100672620 2
Nebraska31138464125961266131211
Nevada9133057525363553550817
New Brunswick1 1087395474402362143157255
New Hampshire21175914319735641932389773512
New Jersey23248428457065246038031631414347
New Mexico841821141172131952441621335923
New York121758329876121913057325542855125
Newfoundland/Labrador  346110130230205891872
North Carolina46631444748607735093583561795534
North Dakota3 617831226156292253
Northwest Territories     413     
Nova Scotia   2769815526403 
Nunavut     27     
Ohio32238928834941525916175351
Oklahoma413417531440139024624631924410038
Ontario9244919260411711245864564217377
Oregon2335125148254358364252219269249
Pennsylvania2441150554107713141639122295273610925
Prince Edward Island     21371   
Quebec  13571933183554412361097 
Rhode Island  744158348455279110145 
JanFebMarAprMayJunJulAugSepOctNovDec
Saskatchewan251155217516011449157
South Carolina17196910516684838572742413
South Dakota  41523594750193618 
Tennessee2637752422192701631541101034325
Texas189214443720756707820682759671442248
Utah612346111011818116413164183
Vermont3311461131872831818578127
Virginia367711335751744236540330520812637
Washington52962454206616707154564013025926
West Virginia21016471211071291109581211
Wisconsin241539122475878848585385200254
Wyoming4 251427615526   
Yukon Territory    8656911