Scientific Name
Artediellus atlanticus

Common Name
Atlantic hookear sculpin

Biology
Gill membranes joined to each other under the throat, lateral line scales without bony knobs. Upper spine of the front gill cover curved upwards (Ref. 35388).

Classification

Classified By

Jordan & Evermann, 1898

Class

Ray-finned fishes (Actinopterygii)

Order

Scorpionfishes and Flatheads (Scorpaeniformes)

Family

Sculpins (Cottidae)

Distribution

Region

Northwest Atlantic

Distribution

Northwest Atlantic: Greenland and Canada to Cape Cod in Massachusetts, USA. Northeast Atlantic: Greenland, Iceland, the Faroes, Novaya Zemlya (but not White Sea) in Russia, southern part of Barents Sea, Scandinavian coast to Skagerrak, the Orkneys in Scotland, and Ireland.

Range

80°N - 41°N, 71°W - 41°E

Environment

Climate

Temperate

Water Temperature From

Unknown °C

Water Temperature To

- 4 °C

Depth From - meters

35 m

Depth To - meters

900 m

Zone

demersal

Environment

Marine; demersal; depth range 35 - 900 m (Ref. 35388)

Trophic Level

3.42 s.e. 0.44 Based on food items.

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

15.0 cm

Common Length

10.5 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

Unknown

Vulnerability

Moderate vulnerability (38 of 100)

Resilience

Low, minimum population doubling time 4.5 - 14 years (Fec=50)

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated