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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  1 
Alberta   27233    
Arizona  192285 6  
Arkansas  2 3112 1  
British Columbia    1210133   
California12 15131020751 
Colorado    17681  1
Connecticut    1  32   
Delaware    312 11  
District of Columbia        2   
Florida4 51152  522
Georgia   2102 2124 
Idaho      1  1  
Illinois1  121481451  
Indiana    7113 3   
Iowa   15193214155   
Kansas    1022  2  
Kentucky    5 1 51  
Louisiana491392 26 1  
Maine     51132  2
Manitoba     1 82   
Maryland7 21021371372061 
Massachusetts 581621362247262368
Michigan 2 1415271  
JanFebMarAprMayJunJulAugSepOctNovDec
Minnesota   211071510  
Mississippi   12 1     
Missouri   2106 1    
Montana      2     
Nebraska    11262   
New Brunswick    13119251  
New Hampshire   125553 2 
New Jersey  2161724213 2
New Mexico      1 155 
New York  1 121661115121 
Newfoundland/Labrador       1    
North Carolina 2 77910112634
North Dakota      2     
Nova Scotia      1 2   
Ohio  1 17104863  
Oklahoma  10235 3    
Ontario   45322827248  
Oregon  1 336577  
Pennsylvania 7651233195653271 
Quebec   22141117156  
Rhode Island      3     
Saskatchewan     4107    
South Carolina  16412 1   
Tennessee 2 52116 12  
Texas2841225 7  74
Utah   2  2     
JanFebMarAprMayJunJulAugSepOctNovDec
Vermont      1553  
Virginia 2 21112 8353 
Washington  31324544  
West Virginia    351 2   
Wisconsin   2212191354  
Yukon Territory     23