White Sucker

Catostomus commersonii

General Status Rank: 
Secure
ELCODE: 
AFCJC02060
Common Name: 
White Sucker
Scientific Name: 
Catostomus commersonii
Naming References: 
B011
B059
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Taxonomy
Group: 
Fish
Kingdom: 
Animalia
Phylum: 
Chordata
Class: 
Actinopterygii
Order: 
Cypriniformes
Family: 
Catostomidae
References: 
B011
General Biology

Female Age at Maturity

5 to 8 years
References: 
B011

Longevity

15 + years
References: 
B011

Economic/Human Considerations

commercial fishery species
References: 
B011
Habitat
adults = warm, shallow lakes, or warm, shallow bays and tributary rivers of larger lakes spawning = gravelly streams and lake margins; detailed habitat can be found in B172
References: 
B011
H126
B172
Distribution

Ecozones

Taiga Cordillera, Taiga Plains, Taiga Shield, Boreal Cordillera, Boreal Plains
References: 
B011
B172

Distribution

0.47
Score: 
G
References: 
B011
B172

Number of Occurrences

about 20-100; Mackenzie and Great Slave watershed and in Wholdaia Lake (Dubawnt River watershed)
References: 
B011

Area of Occupancy

Score: 
-
Population

Population Size

More than 10 000
References: 
H133
Threats

Threats

none known or limited
Score: 
C
References: 
H126

Intrinsic Vulnerability

none known or limited
Score: 
-
References: 
H126
General Status Rank
Rank: 
Secure
S Rank: 
S4
Decision Process Description: 
Drafted by the Arctic Stock Assessment DFO Committee - Freshwater Fishes - Chris Day, Dr. Ross Tallman, Dr. Sue Cosens with review by S. Carriere in 2000; Reviewed by L Cooper, G Low, Dr Reist in 2005, no change; Reviewed in 2010; no change; Reviewed in 2015, no change
Last Updated: 
January 28, 2015

References

Age Of Maturity

  • Scott WB and Crossman EJ (1979) Freshwater Fishes of Canada. Bryant Press Ltd RWED Library Call #QL626.S3 - B011 Return

Economic Status

  • Scott WB and Crossman EJ (1979) Freshwater Fishes of Canada. Bryant Press Ltd RWED Library Call #QL626.S3 - B011 Return

Ecozones

  • Scott WB and Crossman EJ (1979) Freshwater Fishes of Canada. Bryant Press Ltd RWED Library Call #QL626.S3 - B011 Return
  • Sawatzky, C.D., Michalak, D. Reist, J.D. Carmichael, T.J., Mandrak, N.E., Heuring, L.G. (2007) Distributions of freshwater and anadromous fishes from the mainland Northwest Territories, Canada.. Canadian Manuscript Report of Fisheries and Aquatic Sciences 2793 - B172 Return

Habitat

  • Scott WB and Crossman EJ (1979) Freshwater Fishes of Canada. Bryant Press Ltd RWED Library Call #QL626.S3 - B011 Return
  • Carrière, S. (2000) Pers. communication. Ecosystem Management Biologist; RWED - H126 Return
  • Sawatzky, C.D., Michalak, D. Reist, J.D. Carmichael, T.J., Mandrak, N.E., Heuring, L.G. (2007) Distributions of freshwater and anadromous fishes from the mainland Northwest Territories, Canada.. Canadian Manuscript Report of Fisheries and Aquatic Sciences 2793 - B172 Return

Intrinsic Vulnerability

  • Carrière, S. (2000) Pers. communication. Ecosystem Management Biologist; RWED - H126 Return

Longevity

  • Scott WB and Crossman EJ (1979) Freshwater Fishes of Canada. Bryant Press Ltd RWED Library Call #QL626.S3 - B011 Return

Naming

  • Scott WB and Crossman EJ (1979) Freshwater Fishes of Canada. Bryant Press Ltd RWED Library Call #QL626.S3 - B011 Return
  • McPhail JD, and Lindsey CC (1970) Freshwater Fishes of Northwestern Canada and Alaska. Queen's Printer for Canada Fisheries Research Board of Canada Bulletin No. 173 RWED Library Call QL 626.M3 - B059 Return

Number of Occurrences

  • Scott WB and Crossman EJ (1979) Freshwater Fishes of Canada. Bryant Press Ltd RWED Library Call #QL626.S3 - B011 Return

Population Size

Arctic Stock Assessment DFO Committee - Freshwater Fishes - Chris Day, Dr. Ross Tallman, Dr. Sue Cosens (2000) Pers. communication. Arctic Stock Assessment Section, DFO Science Directorate, Freshwater Institute, 501 University Cres., R3T 2N6 , 204 983 5158 - H133 Return

Range Extent

  • Scott WB and Crossman EJ (1979) Freshwater Fishes of Canada. Bryant Press Ltd RWED Library Call #QL626.S3 - B011 Return
  • Sawatzky, C.D., Michalak, D. Reist, J.D. Carmichael, T.J., Mandrak, N.E., Heuring, L.G. (2007) Distributions of freshwater and anadromous fishes from the mainland Northwest Territories, Canada.. Canadian Manuscript Report of Fisheries and Aquatic Sciences 2793 - B172 Return

Taxonomy

  • Scott WB and Crossman EJ (1979) Freshwater Fishes of Canada. Bryant Press Ltd RWED Library Call #QL626.S3 - B011 Return

Threats

  • Carrière, S. (2000) Pers. communication. Ecosystem Management Biologist; RWED - H126 Return