Actinopterygii (ray-finned fishes) > Scorpaeniformes
(Scorpionfishes and flatheads) > Cottidae
Etymology: Chitonotus: Greek, chiton = tunic, robe + Greek, noton = back (Ref. 45335); pugetensis: Named after Puget Sound, the type locality (Ref. 6885). More on author: Steindachner.
Environment: milieu / climate zone / depth range / distribution range
Marine; demersal; depth range 0 - 142 m (Ref. 2850), usually ? - 73 m (Ref. 6885). Subtropical; 55°N -
Eastern Pacific: Trail Island, Wark Channel, northern British Columbia to Bahia Santa Maria, southern Baja California, Mexico. Probably occurring in southeastern Alaska (Ref. 2850).
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 23.0 cm TL male/unsexed; (Ref. 2850)
Commonly found on sand bottom, also on mud bottom. Occurs in intertidal areas and up to 142 m depth (Ref. 2850). Feeds on shrimps and other crustaceans (Ref. 4925). Aquarium observations indicate that this is nocturnal (Ref. 2850).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Eschmeyer, W.N., E.S. Herald and H. Hammann, 1983. A field guide to Pacific coast fishes of North America. Boston (MA, USA): Houghton Mifflin Company. xii+336 p. (Ref. 2850)
IUCN Red List Status (Ref. 120744)
CITES (Ref. 118484)
Threat to humans
Aquarium: public aquariums
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
Estimates based on models
Preferred temperature (Ref. 115969
): 7.6 - 13.7, mean 10.4 (based on 188 cells).
Phylogenetic diversity index (Ref. 82805
= 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00708 (0.00302 - 0.01661), b=3.13 (2.93 - 3.33), in cm Total Length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245
Trophic Level (Ref. 69278
): 3.6 ±0.55 se; Based on food items.
Resilience (Ref. 120179
): Medium, minimum population doubling time 1.4 - 4.4 years (Fec=5,700).
Vulnerability (Ref. 59153
): Moderate vulnerability (41 of 100) .