Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada
Clickable Guide
Moths Butterflies Flies Caterpillars Flies Dragonflies Flies Mantids Cockroaches Bees and Wasps Walkingsticks Earwigs Ants Termites Hoppers and Kin Hoppers and Kin Beetles True Bugs Fleas Grasshoppers and Kin Ticks Spiders Scorpions Centipedes Millipedes

Calendar
Upcoming Events

BugGuide is a National Moth Week Partner. How to add your National Moth Week 2021 photos. July 17-25.

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

National Moth Week 2020 photos of insects and people.

Photos of 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.

Photos of insects and people from the 2013 gathering in Arizona, July 25-28

Previous events


TaxonomyBrowseInfoImagesLinksBooks
Data

Genus Dytiscus


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 Dytiscus

Hover over black occurrence boxes to see number of images submitted. Log in to make states, months and boxes clickable.
JanFebMarAprMayJunJulAugSepOctNovDec
Alaska   12  25   
Alberta   6617 96   
Arizona        1   
British Columbia1  52613    
California  4123176 1 1
Colorado      3     
Connecticut  1         
Delaware       2    
Georgia2           
Idaho       6    
Illinois  2         
Indiana      3     
Iowa   3        
Louisiana1           
Maine   62421  2 
Manitoba     1  1   
Massachusetts  91462125   
Michigan 31   3 1   
Minnesota    112     
Montana   52   2   
Nebraska         2  
New Brunswick     313 3  
New Hampshire 2 42 3  4  
New Jersey      3 1   
New York     73   2 
JanFebMarAprMayJunJulAugSepOctNovDec
Northwest Territories   1   7    
Nova Scotia     3 1 3  
Ontario   51 11 3 5 
Oregon   3  464   
Quebec    1 6     
Rhode Island       2    
Saskatchewan    2 73 3  
Tennessee  4       2 
Texas   1        
Utah    4  3    
Vermont      245   
Washington4 2 6 2554   
West Virginia  1   1     
Wisconsin   2  31 2