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Home » Guide » Arthropods (Arthropoda) » Crustaceans (Crustacea)

Subphylum Crustacea - Crustaceans


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 Crustaceans
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 23213543136 
Alaska 2  41524252 2 
Alberta2   33 2    
Arizona143125825    
Arkansas  1 11  17  
British Columbia 13814810934134
California3222343138313126223039113
Colorado  163316 3  
Connecticut   77417  4  
Delaware  41110165    
District of Columbia          12
Florida48171027243639461051363
Georgia263343153 1  
Idaho    111     
Illinois6 4939221164116285
Indiana 9726 12 13 
Iowa 2312 122  1
Kansas    341  2  
Kentucky 2122 21   2
Louisiana  3 1 7  3  
Maine  101010233427242362
Manitoba     114 1  
Maryland99201716212787171014
Massachusetts664055352933201515123
Michigan1 183106 13  
JanFebMarAprMayJunJulAugSepOctNovDec
Minnesota  7721 3    
Mississippi     11     
Missouri 14 22 112  
Montana  2 3  12   
Nebraska     1 5  6 
Nevada32  111 2   
New Brunswick   2  2  214
New Hampshire 2383157125 8 
New Jersey  6912117777  
New Mexico 1 1111513 4 
New York35242517204016171743
Newfoundland/Labrador   14183513 4  5
North Carolina87737921494411
North Dakota    1       
Northwest Territories    1       
Nova Scotia    1 17 1   
Ohio   93  133  
Oklahoma32532 3 4 12
Ontario 12914131855552
Oregon18776122320345510
Pennsylvania 51371245516 3
Prince Edward Island      3     
Quebec  3895343141 
Rhode Island  5920636064403 4
Saskatchewan   1 1      
South Carolina3212 8512 111 
JanFebMarAprMayJunJulAugSepOctNovDec
South Dakota      1 1   
Tennessee217464510    
Texas25722121229181773063
Utah 2  315 12  
Vermont 1 21 2 421 
Virginia3172118412452
Washington31115192013158141112
West Virginia321   12 31 
Wisconsin2 246453 18 
Wyoming         1  
Yukon Territory            

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.
Click the contributor's name for licensing and usage information.
Everything else copyright © 2003-2019 Iowa State University, unless otherwise noted.

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