Scientific Name
Gymnocanthus tricuspis

Common Name
Arctic staghorn sculpin

Biology
Burrows into sand and sand-mud bottoms with salinities of 32-35 ppt, sometimes as low as 16-30 ppt (Ref. 4698). Benthic (Ref. 58426). Feeds on small benthic amphipods and polychaetes (Ref. 4698).

Classification

Classified By

Reinhardt, 1830

Class

Ray-finned fishes (Actinopterygii)

Order

Scorpionfishes and Flatheads (Scorpaeniformes)

Family

Sculpins (Cottidae)

Distribution

Region

Arctic, Northwest to Northeast Atlantic

Distribution

Arctic, Northwest to Northeast Atlantic: to Gulf of St. Lawrence in Canada and rarely Maine, USA. Northeast Atlantic: eastern coasts of Greenland, Iceland, northern coast of Norway to White and throughout Barents Sea to Spitzbergen and Novaya Zemlya (Ref. 4698).

Range

84°N - 43°N

Environment

Climate

Polar

Water Temperature From

Unknown °C

Water Temperature To

- 13 °C

Depth From - meters

0 m

Depth To - meters

451 m

Zone

demersal

Environment

Marine; demersal; depth range 0 - 451 m (Ref. 58496)

Trophic Level

3.46 s.e. 0.49 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

30.0 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 0.5078 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Unknown

Vulnerability

Moderate vulnerability (44 of 100)

Resilience

Medium, minimum population doubling time 1.4 - 4.4 years (tm=2-4; tmax=9; Fec=3,030)

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated