Classification / Names
Common names | Synonyms | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa
Actinopterygii (ray-finned fishes) > Scorpaeniformes
(Scorpionfishes and flatheads) > Cottidae
Etymology: Myoxocephalus: Greek, myos = muscle, and also, mouse + Greek, kephale = head (Ref. 45335). More on author: Girard.
Environment: milieu / climate zone / depth range / distribution range
Freshwater; demersal; depth range ? - 366 m, usually 25 - ? m (Ref. 27547). Temperate; 69°N - 42°N
North America: St. Lawrence-Great Lakes and Arctic basins from western Quebec in Canada and New York in USA west to Alberta in Canada and north to Northwest Territories in Canada.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 23.0 cm TL male/unsexed; (Ref. 5723); common length : 12.5 cm TL male/unsexed; (Ref. 12193)
A dwarf form (Ref. 27547). Inhabits bottoms of deep, cold lakes. Feeds on small crustaceans and insects (Ref. 27547).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Page, L.M. and B.M. Burr, 1991. A field guide to freshwater fishes of North America north of Mexico. Houghton Mifflin Company, Boston. 432 p. (Ref. 5723)
IUCN Red List Status (Ref. 120744)
CITES (Ref. 118484)
Threat to humans
Estimates based on models
Phylogenetic diversity index (Ref. 82805
= 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00724 (0.00309 - 0.01700), b=3.13 (2.92 - 3.34), in cm Total Length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245
Trophic Level (Ref. 69278
): 3.2 ±0.42 se; Based on food items.
Resilience (Ref. 120179
): Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.).
Vulnerability (Ref. 59153
): Moderate vulnerability (43 of 100) .