Scientific Name
Eurymen gyrinus

Common Name
Smoothcheek sculpin

Biology
Dorsal spines (total): 8; Dorsal soft rays (total): 19-23; Anal spines: 0; Anal soft rays: 15 - 18. Some laminate cirri present around lower jaw; no preopercular spines; branchiostegal membranes fused to isthmus with a narrow fold over isthmus (Ref. 559).

Classification

Classified By

Gilbert & Burke, 1912

Class

Ray-finned fishes (Actinopterygii)

Order

Scorpionfishes and Flatheads (Scorpaeniformes)

Family

Fatheads (Psychrolutidae)

Distribution

Region

North Pacific

Distribution

North Pacific: Japan to Bering Sea and to Kodiak Island, Alaska.

Range

Unknown

Environment

Climate

Temperate

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

14 m

Depth To - meters

400 m

Zone

demersal

Environment

Marine; demersal; depth range 14 - 400 m (Ref. 50550), usually 50 - 80 m (Ref. 56527)

Trophic Level

3.41 s.e. 0.46 Based on size and trophs of closest relatives

Occurs in Marine / Salt water

True

Occurs in Brackish water

False

Occurs in Fresh Water

False

Occurs on Reefs

False

Is kept in Aquariums

False

Physical Size and Genetics

Maximum Length

39.0 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 0.7500 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Fisheries:

Vulnerability

Moderate to high vulnerability (54 of 100)

Resilience

Low, minimum population doubling time 4.5 - 14 years (Preliminary K or Fecundity.)

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated