Ten-filamented Black Fly (Beringian Blackfly)

Stegopterna decafilis

General Status Rank: 
Undetermined
Common Name: 
Ten-filamented Black Fly (Beringian Blackfly)
Scientific Name: 
Stegopterna decafilis
Naming References: 
B170
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Taxonomy
Group: 
Fly (Blackfly)
Kingdom: 
Animalia
Phylum: 
Arthropoda
Class: 
Insecta
Order: 
Diptera
Family: 
Simuliidae
References: 
B170
General Biology

Longevity

Eggs overwinter and larvae hatch in early June and begin to pupate in July.
References: 
B170
Habitat
Immature stages are found mainly on stones in cold headwater streams 1-4m wide that are often associated with mountains. Incapable of piercing flesh due to weakly developed mouthparts.
References: 
B170
Distribution

Ecozones

Taiga Plains
References: 
B170

Distribution

1/175 x 100 = 1%; Deline
Score: 
E
References: 
B170

Number of Occurrences

1 Deline
Score: 
A
References: 
B170

Area of Occupancy

Score: 
-
Population

Population Size

Occurs only in Alaska, Yukon and the NWT.
References: 
B170
General Status Rank
Rank: 
Undetermined
Status Rank Description: 
Species distributed throughout Alaska and YK, but only known from a single location in NT. Unable to determine status.
S Rank: 
SU
Decision Process Description: 
Drafted by Doug Currie, Royal Ontario Museum (January 2009); 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

Ecozones

  • Adler, P.H., Currie, D.C., Wood, DM. (2004) The Black Flies (Simuliidae) of North America. Comstock Publishing Associates, Cornell University Press ENR Library - B170 Return

Habitat

  • Adler, P.H., Currie, D.C., Wood, DM. (2004) The Black Flies (Simuliidae) of North America. Comstock Publishing Associates, Cornell University Press ENR Library - B170 Return

Longevity

  • Adler, P.H., Currie, D.C., Wood, DM. (2004) The Black Flies (Simuliidae) of North America. Comstock Publishing Associates, Cornell University Press ENR Library - B170 Return

Naming

  • Adler, P.H., Currie, D.C., Wood, DM. (2004) The Black Flies (Simuliidae) of North America. Comstock Publishing Associates, Cornell University Press ENR Library - B170 Return

Number of Occurrences

  • Adler, P.H., Currie, D.C., Wood, DM. (2004) The Black Flies (Simuliidae) of North America. Comstock Publishing Associates, Cornell University Press ENR Library - B170 Return

Population Size

Adler, P.H., Currie, D.C., Wood, DM. (2004) The Black Flies (Simuliidae) of North America. Comstock Publishing Associates, Cornell University Press ENR Library - B170 Return

Range Extent

  • Adler, P.H., Currie, D.C., Wood, DM. (2004) The Black Flies (Simuliidae) of North America. Comstock Publishing Associates, Cornell University Press ENR Library - B170 Return

Taxonomy

  • Adler, P.H., Currie, D.C., Wood, DM. (2004) The Black Flies (Simuliidae) of North America. Comstock Publishing Associates, Cornell University Press ENR Library - B170 Return