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Information, insects and people from the 2019 BugGuide Gathering in Louisiana, July 25-27

Discussion, 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

Photos of insects and people from the 2014 gathering in Virginia, June 4-7.

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Home » Guide » Arthropods (Arthropoda) » Hexapods (Hexapoda) » Insects (Insecta) » Beetles (Coleoptera) » Water, Rove, Scarab, Long-horned, Leaf and Snout Beetles (Polyphaga) » Series Elateriformia » Pill, Water and Toe-winged Beetles (Byrrhoidea) » Riffle Beetles (Elmidae)

Family Elmidae - Riffle Beetles


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 Riffle Beetles
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
Alabama     114    
Arizona     3 3    
Arkansas      3     
British Columbia6    22 1   
California   1 4 132   
Colorado  42        
Florida 1    2     
Georgia        1   
Idaho       4    
Illinois      8     
Indiana  2   931   
Iowa      83    
Kansas     112  1 
Kentucky     1      
Louisiana       1    
Maine    2  3    
Maryland     582    
Massachusetts 2  3433131   
Minnesota        1   
Mississippi     4      
Missouri     4      
Nevada    3    4  
New Hampshire    111344   
New Jersey     626    
New Mexico      1     
JanFebMarAprMayJunJulAugSepOctNovDec
New York      1621   
North Carolina   5  4     
North Dakota     51     
Nova Scotia       1    
Oklahoma       1    
Ontario1  1 13 1   
Oregon     17   2  
Pennsylvania     1191    
Quebec      161   
South Carolina       2    
Tennessee      321   
Texas    117434 2 
Vermont            
Virginia     436    
Washington     626     
West Virginia        1   
Wisconsin   8 353    

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.

Contributors own the copyright to and are solely responsible for contributed content.
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