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

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 6815108252
Alaska  3 6 4141   
Alberta   22512   3
Arizona9 30363531220227313
Arkansas 1 21151 2 2
British Columbia  331131034  2
California111720436537312823674212
Colorado2 315166668  
Connecticut  11 315 26 
Delaware  231311 6  
District of Columbia  122       
Florida10133381516986145
Georgia 1811973111 
Idaho  321 1331  
Illinois 34152116131117971
Indiana  6 941214  
Iowa  1126189149865 
Kansas  3 137334  
Kentucky  2338371   
Louisiana12217 432953
Maine    6147114 
Manitoba    1142    
Maryland 4171619281020151784
Massachusetts 253743563145452256
Michigan   1227621  
JanFebMarAprMayJunJulAugSepOctNovDec
Minnesota    1296710  
Mississippi  1831    1 
Missouri 41 6724825 
Montana    51  1   
Nebraska  41544 291105
Nevada 13 23 1  1 
New Brunswick  2145223 4  
New Hampshire  1311262 2 
New Jersey2626108121112113
New Mexico 136511   21
New York236123220107111147
Newfoundland/Labrador   1721576   
North Carolina2 7561 4463 
North Dakota   1493  1  
Nova Scotia    1 2  3  
Ohio  1 498721  
Oklahoma3255133258911
Ontario   52032332122133 
Oregon32387101258571
Pennsylvania 113121169201014257
Quebec   771291066  
Rhode Island  4117102111  
Saskatchewan    9 22    
South Carolina  241  131 2
South Dakota    11      
Tennessee   221 3233 
JanFebMarAprMayJunJulAugSepOctNovDec
Texas131027201113161018364637
Utah   2926  2  
Vermont   21 5513  
Virginia2 15196165551321
Washington1851421813101011313
West Virginia  13112 22  
Wisconsin   315966611  
Wyoming  1  1      
Yukon Territory     1