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subgenus Chaoborus


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 subgenus Chaoborus

Hover over black occurrence boxes to see number of images submitted. Log in to make states, months and boxes clickable.
JanFebMarAprMayJunJulAugSepOctNovDec
Alberta    2       
British Columbia     1      
California      3     
Connecticut   1        
Illinois    6       
Iowa    21 32   
Kansas    3 1     
Maryland   373      
Massachusetts   843 24   
Michigan      12    
Minnesota   21       
Montana      2     
New Hampshire      1     
New Jersey        2   
New York    32      
Newfoundland/Labrador    4       
North Carolina   12       
North Dakota     11     
Ontario   4411     
Oregon     43     
Pennsylvania   55       
Quebec    26      
Rhode Island       1    
Tennessee 3 2        
Washington       3    
JanFebMarAprMayJunJulAugSepOctNovDec
Wisconsin    4 2