Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada

Subfamily Cecidomyiinae - Gall Midges


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 Gall Midges

Hover over black occurrence boxes to see number of images submitted. Log in to make states, months and boxes clickable.
JanFebMarAprMayJunJulAugSepOctNovDec
Alabama 12131  2332
Alaska    3381    
Alberta     112    
Arizona42251013252316 2
Arkansas  2 6 2 2221
British Columbia  514  43   
California24216468311344352118917
Colorado2 3 36312   
Connecticut   8810151416   
Delaware    3    1  
District of Columbia      1     
Florida1514745721434215
Georgia2 89203110154 5
Idaho  5 4 44    
Illinois  4510379741 
Indiana    111436  
Iowa142929851101632102751891262247
Kansas  1 27458   
Kentucky 232        
Louisiana   32482071481
Maine  1 6210135   
Manitoba   51       
Maryland 10210283221222712  
Massachusetts3 122955404143652935
Michigan    349661  
JanFebMarAprMayJunJulAugSepOctNovDec
Minnesota    4133621231  
Mississippi     16 61  
Missouri  2711116127  
Montana     123 1  
Nebraska3 543 491  1
Nevada  4 108      
New Brunswick 1 77211215114  
New Hampshire 3 1629101211101 
New Jersey  25457182330113 
New Mexico812517 412221 
New York   5241122171982 
Newfoundland/Labrador    6323    
North Carolina4443945343333489154
North Dakota       4    
Nova Scotia     2  1   
Ohio   112 1212   
Oklahoma2 31815241125993 
Ontario123 671014118  
Oregon  43121 8   
Pennsylvania 13535324644259  
Prince Edward Island       3    
Quebec    514462  
Rhode Island     13112   
Saskatchewan2   1       
South Carolina 4 33  212 1
Tennessee 2 7165156101  
JanFebMarAprMayJunJulAugSepOctNovDec
Texas1 11151536177271151
Utah1 4116  23   
Vermont    5231153  
Virginia91531552181454 
Washington  23314829  
West Virginia   4   1 1  
Wisconsin16 73145463613422  
Wyoming     2