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Photos of insects and people from the 2022 BugGuide gathering in New Mexico, July 20-24

National Moth Week was July 23-31, 2022! See moth submissions.

Photos of insects and people from the Spring 2021 gathering in Louisiana, April 28-May 2

Photos of insects and people from the 2019 gathering in Louisiana, July 25-27

Photos of 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


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Home » Guide » Arthropods (Arthropoda) » Hexapods (Hexapoda) » Insects (Insecta) » Ants, Bees, Wasps and Sawflies (Hymenoptera) » Aculeata - Ants, Bees and Stinging Wasps » Yellowjackets and Hornets, Paper Wasps; Potter, Mason and Pollen Wasps and allies (Vespoidea) » Yellowjackets and Hornets, Paper Wasps; Potter, Mason and Pollen Wasps (Vespidae) » Hornets and Yellowjackets (Vespinae) » Ground Yellowjackets (Vespula) » Western Yellowjacket (Vespula pensylvanica)

Species Vespula pensylvanica - Western Yellowjacket


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 Western Yellowjacket
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
Alberta     3 261  
Arizona  444525 693 
British Columbia  123 49214 
California2466718181321281010
Colorado   2351324  
Idaho      1115  
Montana2  11  1 5  
Nebraska        4   
Nevada    3    3  
New Mexico   21       
Oregon 413 165211982
Saskatchewan       33   
South Dakota    1  322  
Utah   4 111242 
Washington1 573 956146 
Wyoming    1    1  

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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