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Home » Guide » Arthropods (Arthropoda) » Hexapods (Hexapoda) » Insects (Insecta) » Flies (Diptera) » "Nematocera" (Non-Brachycera) » Gnats, Gall Midges, and March Flies (Bibionomorpha)

Infraorder Bibionomorpha - Gnats, Gall Midges, and March 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 Gnats, Gall Midges, and March Flies
Credits: Generated with MapServer. BugGuide integration kindly provided by Mike Boone.

Hover over black occurrence boxes to see number of images submitted. Log in to make states, months and boxes clickable.
JanFebMarAprMayJunJulAugSepOctNovDec
Alabama1216242841101927161826
Alaska194 151419245   
Alberta11  364411  3
Arizona6014625631830143332315
Arkansas  391727 4781
British Columbia622162035534211411620
California8010125234116570934645416347
Colorado2 49402477102 1
Connecticut5 11132816151619103 
Delaware  411911263  
District of Columbia    2 12    
Florida4645403925196281582038
Georgia774635442118202915814
Idaho2 816344  3 
Illinois21202157272238351963
Indiana 243651164101 
Iowa1629371071642102423742131562650
Kansas  2152717811168  
Kentucky 481510712168 
Louisiana2351184122210151612
Maine2 3726142439181462
Manitoba   837 2511 
Maryland 18211029679455865772718
Massachusetts121442123240122761041581044122
Michigan2 910146149764 
JanFebMarAprMayJunJulAugSepOctNovDec
Minnesota 32320144223344  
Mississippi   1537 71  
Missouri 13212120632111 
Montana  1 198114 1  
Nebraska316676271261 1
Nevada 16 1015   3  
New Brunswick 1 73832322323112 
New Hampshire 74333025272517276 
New Jersey211040871826354437191
New Mexico171351298145244138
New York  1532106495237553110 
Newfoundland/Labrador   66331916114  
North Carolina8721821044640426730289
North Dakota   164263   
Nova Scotia   2 6  25  
Nunavut      2     
Ohio3 21871121615116 
Oklahoma23641263412301916173
Ontario103161464372327364356
Oregon151931262510138262167
Pennsylvania 51880128711017168105114
Prince Edward Island       3    
Quebec  756335345460343 
Rhode Island   825862261  
Saskatchewan21 713 101214 
South Carolina 791221 7221038
JanFebMarAprMayJunJulAugSepOctNovDec
South Dakota            
Tennessee5121738421825112111137
Texas111448524449221459422315
Utah131715195 542  
Vermont   21338116194 
Virginia102173350191025261142 
Washington14192757381510261646105
West Virginia 5 523633421
Wisconsin16 91091981109855415 
Wyoming    22      
Yukon Territory     5      

Disclaimer: Dedicated naturalists volunteer their time and resources here to provide this service. We strive to provide accurate information, but we are mostly just amateurs attempting to make sense of a diverse natural world. If you need expert professional advice, contact your local extension office.

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