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

Family Calliphoridae - Blow Flies


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 Blow Flies

Hover over black occurrence boxes to see number of images submitted. Log in to make states, months and boxes clickable.
JanFebMarAprMayJunJulAugSepOctNovDec
Alabama4 5 9817148452
Alaska  356 4196   
Alberta   22512   3
Arizona17 363835412202273524
Arkansas 1 21 51 212
British Columbia  331131034  2
California161720516837322823724313
Colorado2 3151766681 
Connecticut  11 315 26 
Delaware  231311 6  
District of Columbia  122       
Florida101333815161286156
Georgia 1811973111 
Idaho 142121341  
Illinois 34162216131317971
Indiana  6 941214  
Iowa  11261891491065 
Kansas  3 157334  
Kentucky  2338371   
Louisiana22217 533973
Maine    6147214 
Manitoba    1142    
Maryland 4172019281022231784
Massachusetts 253843573248452256
Michigan   1227631  
JanFebMarAprMayJunJulAugSepOctNovDec
Minnesota    2296710  
Mississippi  11031    1 
Missouri 41 6724825 
Montana    51  1   
Nebraska  42544 2101105
Nevada 13 23 1  1 
New Brunswick  2145223 4  
New Hampshire  1311262 2 
New Jersey2626108121114113
New Mexico72465111  21
New York236163320107111157
Newfoundland/Labrador   1721576   
North Carolina2 76822411610 
North Dakota   1493  1  
Nova Scotia    112  3  
Ohio  1 498721  
Oklahoma32551332511911
Ontario   52032332125123 
Oregon114489141410139171
Pennsylvania 113121169291014257
Quebec   7713101386  
Rhode Island  4117102111  
Saskatchewan    9 23    
South Carolina  241  131 2
South Dakota    11 2    
Tennessee   221 3236 
JanFebMarAprMayJunJulAugSepOctNovDec
Texas151030201113171018364739
Utah   21126  2  
Vermont   21 5513  
Virginia2 15196165551321
Washington1851421813101013313
West Virginia   3112 22  
Wisconsin   3159116711  
Wyoming  1  1      
Yukon Territory     1