Myoxocephalus thompsonii - (Girard, 1851)
Deepwater Sculpin
Synonym(s): Myoxocephalus thompsoni (Girard, 1851)
Taxonomic Status: Accepted
Related ITIS Name(s): Myoxocephalus thompsonii (Girard, 1851) (TSN 167323)
French Common Names: chabot de profondeur
Unique Identifier: ELEMENT_GLOBAL.2.102092
Element Code: AFC4E04020
Informal Taxonomy: Animals, Vertebrates - Fishes - Bony Fishes - Other Bony Fishes
 
Kingdom Phylum Class Order Family Genus
Animalia Craniata Actinopterygii Scorpaeniformes Cottidae Myoxocephalus
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Concept Reference
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Concept Reference: Robins, C.R., R.M. Bailey, C.E. Bond, J.R. Brooker, E.A. Lachner, R.N. Lea, and W.B. Scott. 1991. Common and scientific names of fishes from the United States and Canada. American Fisheries Society, Special Publication 20. 183 pp.
Concept Reference Code: B91ROB01NAUS
Name Used in Concept Reference: Myoxocephalus thompsoni
Taxonomic Comments: Formerly included in M. QUADRICORNIS. Formerly included in the order Perciformes; the 1991 AFS checklist (Robins et al. 1991) followed Nelson (1984) in recognizing the order Scorpaeniformes as distinct from the Perciformes.
Conservation Status
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NatureServe Status

Global Status: G5
Global Status Last Reviewed: 18Aug2015
Global Status Last Changed: 06Sep1996
Ranking Methodology Used: Ranked by inspection
Rounded Global Status: G5 - Secure
Nation: United States
National Status: N5 (05Dec1996)
Nation: Canada
National Status: N5 (18Aug2015)

U.S. & Canada State/Province Status
United States Indiana (S1S2), Michigan (S5), Minnesota (SNR), Montana (S3), New York (S1), Pennsylvania (SX), Wisconsin (S5)
Canada Alberta (SU), Manitoba (S2S3), Northwest Territories (S3), Nunavut (SU), Ontario (S3?), Quebec (S1S2), Saskatchewan (S5)

Other Statuses

Implied Status under the Committee on the Status of Endangered Wildlife in Canada (COSEWIC):PS
Comments on COSEWIC: The Great Lakes population is Threatened.
IUCN Red List Category: LC - Least concern

NatureServe Global Conservation Status Factors

Range Extent Comments: St. Lawrence-Great Lakes and Arctic basins from western Quebec and New York west to Alberta and north to Northwest Territories; extremely localized; common in some lakes (e.g., Lake Michigan) (Page and Burr 1991). Has almost disappeared from Lake Ontario (Lee et al. 1980).

Number of Occurrences:  
Number of Occurrences Comments: This species is represented by a large number of subpopulations and locations.

Population Size Comments: Total adult population size is unknown but relatively large.

Overall Threat Impact Comments: Localized threats may exist, but on a range-wide scale no major threats are known.

Short-term Trend Comments: Trend over the past 10 years or three generations is uncertain but likely relatively stable or slowly declining.

Other NatureServe Conservation Status Information

Distribution
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Global Range: St. Lawrence-Great Lakes and Arctic basins from western Quebec and New York west to Alberta and north to Northwest Territories; extremely localized; common in some lakes (e.g., Lake Michigan) (Page and Burr 1991). Has almost disappeared from Lake Ontario (Lee et al. 1980).

U.S. States and Canadian Provinces
Color legend for Distribution Map
Endemism: occurs (regularly, as a native taxon) in multiple nations

U.S. & Canada State/Province Distribution
United States IN, MI, MN, MT, NY, PAextirpated, WI
Canada AB, MB, NT, NU, ON, QC, SK

Range Map
No map available.


U.S. Distribution by County Help
State County Name (FIPS Code)
MT Glacier (30035)
* Extirpated/possibly extirpated
U.S. Distribution by Watershed Help
Watershed Region Help Watershed Name (Watershed Code)
04 Baptism-Brule (04010101), Beaver-Lester (04010102), Black-Presque Isle (04020101), Keweenaw Peninsula (04020103), Dead-Kelsey (04020105), Betsy-Chocolay (04020201), Waiska (04020203), Lake Superior (04020300), Door-Kewaunee (04030102), Duck-Pensaukee (04030103), Oconto (04030104), Peshtigo (04030105), Cedar-Ford (04030109), Fishdam-Sturgeon (04030112), Little Calumet-Galien (04040001), Black-Macatawa (04050002), Pere Marquette-White (04060101), Betsie-Platte (04060104), Boardman-Charlevoix (04060105), Brevoort-Millecoquins (04060107), Lake Michigan (04060200), Carp-Pine (04070002), Lone Lake-Ocqueoc (04070003), Au Gres-Rifle (04080101), Kawkawlin-Pine (04080102), Pigeon-Wiscoggin (04080103), Birch-Willow (04080104), Lake Huron (04080300), Chautauqua-Conneaut (04120101), Irondequoit-Ninemile (04140101)*, Salmon-Sandy (04140102), Lake Ontario (04150200)
09 Belly (09040002)+
+ Natural heritage record(s) exist for this watershed
* Extirpated/possibly extirpated
U.S. Distribution by Watershed (based on multiple information sources) Help
Ecology & Life History
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Reproduction Comments: Apparently spawns in winter in lakes Superior and Michigan, in late summer in Lake Ontario, in July in Great Bear Lake; possibly spawns year-round in Great Lakes.
Habitat Type: Freshwater
Non-Migrant: Y
Locally Migrant: N
Long Distance Migrant: N
Lacustrine Habitat(s): Deep water
Special Habitat Factors: Benthic
Habitat Comments: Deep cool lakes. Adults and juveniles benthic. Generally at depths of 50 m or more in Great Lakes, but as deep as 366 m in some lakes. Usually in waters less than 5 C (but up to 13.2 C). Spawns in deep water. Larvae occur in hypolimnion, pelagic. (Becker 1983).
Adult Food Habits: Invertivore
Immature Food Habits: Invertivore
Food Comments: Adults eat mainly Pontoporeia and Mysis (Becker 1983).
Length: 20 centimeters
Economic Attributes Not yet assessed
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Management Summary Not yet assessed
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Population/Occurrence Delineation Not yet assessed
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Population/Occurrence Viability
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U.S. Invasive Species Impact Rank (I-Rank) Not yet assessed
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Authors/Contributors
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Element Ecology & Life History Edition Date: 26Aug1993
Element Ecology & Life History Author(s): Hammerson, G.

Zoological data developed by NatureServe and its network of natural heritage programs (see Local Programs) and other contributors and cooperators (see Sources).

References
Help
  • Aquin, P. 1999. Évaluation de la situation des groupes taxonomiques des poissons du Québec. Ministère de l'Environnement et de la Faune. 9 pages.

  • Atton, F.M. and J.J. Merkowsky. 1983. Atlas of Saskatchewan Fish. Saskatchewan Department of Parks and Renewable Resources, Fisheries Branch Technical Report 83-2. 281pp.

  • Becker, G. C. 1983. Fishes of Wisconsin. University of Wisconsin Press, Madison. 1,052 pp.

  • Bernatchez L. et M. Giroux. 2000. Les poissons d'eau douce du Québec et leur répartition dans l'est du Canada. Broquet. 350 pages

  • Fisheries Branch. 1991. Fish Species Distributions in Saskatchewan. Report 91-7. Saskatchewan Parks and Renewable Resources, Fisheries Branch. Regina. 102pp.

  • Legendre, V. et J.F. Bergeron. 1977. Liste des poissons d' eau douce du Québec. MLCP, Service Aménage. Expl. Faune. Rap. dact. 6

  • McAllister, D.E. 1961. The origin and status of the deepwater sculpin, Myoxocephalus thompsonii, a nearctic glacial relict. Bulletin of the National Museum of Canada (Contributions to Zoology) 172:44-65.

  • Nelson, J. S. 1984. Fishes of the world. Second edition. John Wiley & Sons, New York. xv + 523 pp.

  • Nelson, J. S., E. J. Crossman, H. Espinosa-Perez, L. T. Findley, C. R. Gilbert, R. N. Lea, and J. D. Williams. 2004. Common and scientific names of fishes from the United States, Canada, and Mexico. American Fisheries Society, Special Publication 29, Bethesda, Maryland. 386 pp.

  • Nelson, J.S., E.J. Crossman, H. Espinoza-Perez, L.T. Findley, C.R. Gilbert, R.N. Lea and J.D. Williams. 2003. The "Names of Fishes" list, including recommended changes in fish names: Chinook salmon for chinook salmon, and Sander to replace Stizostedion for the sauger and walleye. Fisheries Vol 28 No 7 pp 38-39.

  • Page, L. M., H. Espinosa-Pérez, L. T. Findley, C. R. Gilbert, R. N. Lea, N. E. Mandrak, R. L. Mayden, and J. S. Nelson. 2013. Common and scientific names of fishes from the United States, Canada, and Mexico. Seventh edition. American Fisheries Society, Special Publication 34, Bethesda, Maryland.

  • Page, L. M., and B. M. Burr. 1991. A field guide to freshwater fishes: North America north of Mexico. Houghton Mifflin Company, Boston, Massachusetts. 432 pp.

  • Page, L. M., and B. M. Burr. 2011. Peterson field guide to freshwater fishes of North America north of Mexico. Second edition. Houghton Mifflin Harcourt, Boston. xix + 663 pp.

  • Robins, C.R., R.M. Bailey, C.E. Bond, J.R. Brooker, E.A. Lachner, R.N. Lea, and W.B. Scott. 1991. Common and scientific names of fishes from the United States and Canada. American Fisheries Society, Special Publication 20. 183 pp.

  • Scott, W. B., and E. J. Crossman. 1973. Freshwater fishes of Canada. Fisheries Research Board of Canada, Bulletin 184. 966 pp.

  • Scott, W.B. and E.J. Crossman. 1979. Freshwater Fishes of Canada. Fisheries Research Board of Canada. Bull. 84. 966pp.

References for Watershed Distribution Map
  • Cooper, E. L. 1983. Fishes of Pennsylvania and the northeastern United States. Pennsylvania State University Press, University Park. 243 pp.

  • Fago, D. 2000. Relative abundance and distribution of fishes in Wisconsin. Fish Distribution Database to year 2000. Wisconsin Department of Natural Resources.

  • Lee, D. S., C. R. Gilbert, C. H. Hocutt, R. E. Jenkins, D. E. McAllister, and J. R. Stauffer, Jr. 1980. Atlas of North American freshwater fishes. North Carolina State Museum of Natural History, Raleigh, North Carolina. i-x + 854 pp.

  • Smith, C. L. 1985. The inland fishes of New York State. New York State Department of Environmental Conservation. Albany, New York, xi + 522 pp.

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