Scientific Name
Artediellichthys nigripinnis

Common Name
Blackfin hookear sculpin

Biology
Dorsal spines (total): 7 - 9; Dorsal soft rays (total): 12-13; Anal spines: 0; Anal soft rays: 9 - 11. Yellowish gray, darker on head and tail; dorsal anal, pectoral and pelvic fins completely black; caudal fin dusky (Ref. 43939).

Classification

Classified By

Schmidt, 1937

Class

Ray-finned fishes (Actinopterygii)

Order

Scorpionfishes and Flatheads (Scorpaeniformes)

Family

Sculpins (Cottidae)

Distribution

Region

Pacific Ocean

Distribution

Pacific Ocean: South-central Bering Sea; eastern Gulf of Alaska; western Bering Sea off Cape Navarin to Pacific Ocean off Kuril Islands and to the Sea of Okhotsk.

Range

Unknown

Environment

Climate

Deep-water

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

200 m

Depth To - meters

815 m

Zone

benthopelagic

Environment

Marine; benthopelagic; depth range 200 - 815 m (Ref. 50550)

Trophic Level

3.36 s.e. 0.47 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

13.7 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 1.0000 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Unknown

Vulnerability

Low to moderate vulnerability (32 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

Least Concern (LC)