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Subfamily Tabaninae - Horse 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 Horse Flies

Hover over black occurrence boxes to see number of images submitted. Log in to make states, months and boxes clickable.
JanFebMarAprMayJunJulAugSepOctNovDec
Alabama    183814972  
Alaska     1130     
Alberta     152 2   
Arizona  258293624821 
Arkansas   1321102133  
British Columbia    2133519    
California   620201916102  
Colorado     2916108   
Connecticut      51    
Delaware    65244   
Florida23375711477464223631
Georgia    1417121819  1
Idaho  1   23    
Illinois     343021151  
Indiana   3572833   
Iowa     2420632  
Kansas    461163   
Kentucky    5101281   
Louisiana  9275731234362  
Maine    21640191   
Manitoba      21    
Maryland    256311667331  
Massachusetts    8511174518   
Michigan    11918151   
Minnesota     13193    
JanFebMarAprMayJunJulAugSepOctNovDec
Mississippi  51253120 2   
Missouri    42624107   
Montana     4151    
Nebraska    2162361   
Nevada    1  22   
New Brunswick     2318131   
New Hampshire    2630101   
New Jersey    44036258   
New Mexico   14752 1  
New York     4565632   
North Carolina   39344529225  
North Dakota     945    
Northwest Territories      2     
Nova Scotia     131    
Ohio    5142228 2  
Oklahoma   6131518191852 
Ontario    8526727    
Oregon     931434  
Pennsylvania 3  2256724613   
Quebec     6155    
Rhode Island     6253    
Saskatchewan     21610    
South Carolina  2 874661  
Tennessee    1970282516   
Texas  10845333626232132
Utah     10423   
JanFebMarAprMayJunJulAugSepOctNovDec
Vermont     589    
Virginia   37252861183  
Washington   2162021    
West Virginia    1759    
Wisconsin    3264164   
Wyoming     46     
Yukon Territory     35