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Genus Pollenia - Cluster 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 Cluster flies

Hover over black occurrence boxes to see number of images submitted. Log in to make states, months and boxes clickable.
JanFebMarAprMayJunJulAugSepOctNovDec
Alabama    61    5 
Alberta 262       7
Arizona342 3 5     
Arkansas      2     
British Columbia  11816113 5 
California178121130111774888
Colorado 111 1  3 1 
Connecticut  1   1 11  
Delaware 1        21
District of Columbia    1       
Georgia    1321   1
Idaho21 16   2   
Illinois 24389711228 
Indiana 1  2411221 
Iowa12915727 461 
Kansas     2   1  
Kentucky          2 
Maine  6   4 2   
Manitoba       1  2 
Maryland11 11 1135143 4
Massachusetts1421179152211720124
Michigan     411134 
Minnesota 12 11 525  
Missouri    5561  2 
Montana     21 1   
JanFebMarAprMayJunJulAugSepOctNovDec
Nebraska  5   1 212 
New Brunswick  274    4  
New Hampshire2  2 31351  
New Jersey 4   13 1 42
New Mexico862  1 21  2
New York122323158531110
Newfoundland/Labrador  4511 13 3  
North Carolina    221 13  
North Dakota   6     9  
Nova Scotia   41       
Ohio  3331311   
Oklahoma    33      
Ontario 713815895111 
Oregon1752322441412
Pennsylvania 5851213813131261
Quebec   10713887 2
Rhode Island      9 2   
South Dakota       1    
Tennessee  1  4    3 
Texas     4      
Utah1     1     
Vermont   51 2 1212
Virginia  8385311412
Washington29445436 71 
West Virginia    2       
Wisconsin  14 841371