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

Interested in a 2022 BugGuide gathering in New Mexico?

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 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.

Previous events


TaxonomyBrowseInfoImagesLinksBooks
Data

Order Megaloptera - Alderflies, Dobsonflies, and Fishflies


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 Alderflies, Dobsonflies, and Fishflies

Hover over black occurrence boxes to see number of images submitted. Log in to make states, months and boxes clickable.
JanFebMarAprMayJunJulAugSepOctNovDec
Alabama 3115913572   
Arizona   18173241 2 
Arkansas  125111 3   
British Columbia 1   2199    
California 658419491710   
Colorado      2     
Connecticut  4 474 1   
Delaware  7   12    
Florida157144102861313
Georgia216161719232   
Illinois   16105138   
Indiana  5 271429    
Iowa 1 32128 1   
Kansas  4 41231    
Kentucky1 12102 1    
Louisiana1868527321  
Maine    81521345  
Manitoba     21     
Maryland  293542339   3
Massachusetts 341536353031   
Michigan    10974 1  
Minnesota    196  2  
Mississippi  4 53 1   1
Missouri  621491123   
Montana     1      
JanFebMarAprMayJunJulAugSepOctNovDec
Nebraska    1632    
Nevada    1  1    
New Brunswick   1165     
New Hampshire 35416241851   
New Jersey   11010141    
New Mexico   1 42     
New York  22233628121   
North Carolina   233242276    
North Dakota    162     
Nova Scotia     441    
Ohio  151114125 12 
Oklahoma   5710413   
Ontario3  2263717322  
Oregon2 34232511   1
Pennsylvania   4334725741  
Prince Edward Island      1     
Quebec    413911   
Rhode Island    1732    
Saskatchewan     4      
South Carolina  35632   1 
Tennessee  3523401582  2
Texas 3441011101631 
Utah    37      
Vermont   151091    
Virginia4  172726159  4 
Washington 1189358    
JanFebMarAprMayJunJulAugSepOctNovDec
West Virginia    39126    
Wisconsin    32213    1