Scientific Name
Icelus canaliculatus

Common Name
Blacknose sculpin

Biology
Dorsal spines (total): 7 - 8; Dorsal soft rays (total): 23-24; Anal spines: 0; Anal soft rays: 18 - 21. Body scales with serrated margin posteriorly; usually the ventral scale row present (Ref. 559). Infraorbital and nuchal spines strong; the uppermost spine of preoperculum bifid or trifid (Ref. 559). Enlarged pores along ventral margin of infraorbitals (Ref. 559). Nostril tube black (Ref. 559).

Classification

Classified By

Gilbert, 1896

Class

Ray-finned fishes (Actinopterygii)

Order

Scorpionfishes and Flatheads (Scorpaeniformes)

Family

Sculpins (Cottidae)

Distribution

Region

North Pacific

Distribution

North Pacific: Hokkaido, Japan and Navarin Canyon in the Bering Sea to the Aleutian chain and the Gulf of Alaska.

Range

Unknown

Environment

Climate

Temperate

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

20 m

Depth To - meters

1005 m

Zone

demersal

Environment

Marine; demersal; depth range 20 - 1005 m (Ref. 50550), usually 400 - 600 m (Ref. 56390)

Trophic Level

3.53 s.e. 0.58 Based on diet studies.

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

21.1 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 0.5000 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Fisheries: of no interest

Vulnerability

Low to moderate vulnerability (29 of 100)

Resilience

Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.)

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated