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 2022 BugGuide gathering in New Mexico, July 20-24

National Moth Week was July 23-31, 2022! See moth submissions.

Photos of insects and people from the Spring 2021 gathering in Louisiana, April 28-May 2

Photos of insects and people from the 2019 gathering in Louisiana, July 25-27

Photos of insects and people from the 2018 gathering in Virginia, July 27-29

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


Previous events


TaxonomyBrowseInfoImagesLinksBooks
Data

Family Sciomyzidae - Marsh Flies, Snail-killing 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 Marsh Flies, Snail-killing Flies

Hover over black occurrence boxes to see number of images submitted. Log in to make states, months and boxes clickable.
JanFebMarAprMayJunJulAugSepOctNovDec
Alabama2 684326453 
Alaska   5 941    
Alberta   27233    
Arizona  172 83 6  
Arkansas  2 3112 1  
British Columbia    1210123   
California12 15131020751 
Colorado    14681  1
Connecticut    1  32   
Delaware    312 11  
District of Columbia        2   
Florida4 51152  522
Georgia   2102  124 
Idaho      1  1  
Illinois1  121481451  
Indiana    7103     
Iowa   15192812155   
Kansas    812  2  
Kentucky    5 1 51  
Louisiana18139   3 1  
Maine     51132  2
Manitoba     1 81   
Maryland7 21021371142061 
Massachusetts 281321362143261968
Michigan   1412251  
JanFebMarAprMayJunJulAugSepOctNovDec
Minnesota   21961510  
Mississippi   12 1     
Missouri   296 1    
Montana      2     
Nebraska    11  2   
New Brunswick    13119251  
New Hampshire   125453 2 
New Jersey  2151724213 2
New Mexico      1 155 
New York  1 12174111512  
Newfoundland/Labrador       1    
North Carolina 1 76510112634
North Dakota      2     
Nova Scotia      1 2   
Ohio  1 1794563  
Oklahoma  10135 3    
Ontario   45322826218  
Oregon  1 334277  
Pennsylvania 7651233195551271 
Quebec   22141117143  
Rhode Island      3     
Saskatchewan     487    
South Carolina  164 2 1   
Tennessee 2 2296 12  
Texas2441215 7  74
Utah   2  2     
JanFebMarAprMayJunJulAugSepOctNovDec
Vermont      1553  
Virginia 2 2812 8323 
Washington  31324544  
West Virginia    25112   
Wisconsin   2111171354  
Yukon Territory     23