Agitated Deer Fly

Chrysops excitans

General Status Rank: 
Secure
Common Name: 
Agitated Deer Fly
Scientific Name: 
Chrysops excitans
Naming References: 
B166
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Taxonomy
Group: 
Fly (Horse Fly)
Kingdom: 
Animalia
Phylum: 
Arthropoda
Class: 
Insecta
Order: 
Diptera
Family: 
Tabanidae
General Biology

Economic/Human Considerations

one of most troublesome deer fly
References: 
B166
Distribution

Ecozones

Taiga Cordillera, Taiga Plains, Taiga Shield, Boreal Plains
References: 
B166

Distribution

forested NWT
Score: 
G

Number of Occurrences

10: from Mack delta, Norman Wells, GBL, Wrigley, Ft Simpson, Yellowknife, Hay River, also Athabasca lake in AB,SK.
Score: 
BE
References: 
B166

Area of Occupancy

Score: 
-
Population

Population Size

commonest and most widely distributed deer fly in N boreal regions of Canada
References: 
B166
Threats

Threats

Score: 
C
References: 
H289

Intrinsic Vulnerability

Score: 
-
References: 
H289
General Status Rank
Rank: 
Secure
Status Rank Description: 
One of the most common species in Canada. Likely more prevalent than indicated by few occurrences.
S Rank: 
S4S5
Decision Process Description: 
Based from details in National ranks report from experts Tony Thomas, Phil Taylor an David Beresford in 2010; Draft ranks in 2014 by Patrick Schaefer for the black flies and horse flies for the National General Status Ranking Program.
Last Updated: 
July 14, 2014

References

Economic Status

  • Teskey. H. J. (1990) The Insects and Arachnids of Canada -part 16: The Horse Flies and Deer Flies of Canada and Alaska - Diptera:Tabanidae. Agriculture Canada Part 16 ENR Library - B166 Return

Ecozones

  • Teskey. H. J. (1990) The Insects and Arachnids of Canada -part 16: The Horse Flies and Deer Flies of Canada and Alaska - Diptera:Tabanidae. Agriculture Canada Part 16 ENR Library - B166 Return

Intrinsic Vulnerability

  • Schaefer, P. in Hebert R. (2014) A set of 2 e-mails on black flies,mosquitoes and horsefiles (excell files attachments). GS black flies, mosquitoes, horse flies - SG simulies, moustiques, taons, form Hebet to Carriere, S. (30/05/2014) e-copy - H289 Return

Naming

  • Teskey. H. J. (1990) The Insects and Arachnids of Canada -part 16: The Horse Flies and Deer Flies of Canada and Alaska - Diptera:Tabanidae. Agriculture Canada Part 16 ENR Library - B166 Return

NWT Known Subspecies

Teskey. H. J. (1990) The Insects and Arachnids of Canada -part 16: The Horse Flies and Deer Flies of Canada and Alaska - Diptera:Tabanidae. Agriculture Canada Part 16 ENR Library - B166 Return

Number of Occurrences

  • Teskey. H. J. (1990) The Insects and Arachnids of Canada -part 16: The Horse Flies and Deer Flies of Canada and Alaska - Diptera:Tabanidae. Agriculture Canada Part 16 ENR Library - B166 Return

Population Size

Teskey. H. J. (1990) The Insects and Arachnids of Canada -part 16: The Horse Flies and Deer Flies of Canada and Alaska - Diptera:Tabanidae. Agriculture Canada Part 16 ENR Library - B166 Return

Threats

  • Schaefer, P. in Hebert R. (2014) A set of 2 e-mails on black flies,mosquitoes and horsefiles (excell files attachments). GS black flies, mosquitoes, horse flies - SG simulies, moustiques, taons, form Hebet to Carriere, S. (30/05/2014) e-copy - H289 Return