Scientific Name
Hexagrammos lagocephalus

Common Name
Rock greenling

Biology
Commonly found in shallow rocky areas, especially on exposed coasts (Ref. 2850). Often captured by shore fishers (Ref. 2850).

Classification

Classified By

Pallas, 1810

Class

Ray-finned fishes (Actinopterygii)

Order

Scorpionfishes and Flatheads (Scorpaeniformes)

Family

Greenlings (Hexagrammidae)

Distribution

Region

Eastern Pacific

Distribution

Eastern Pacific: Bering Sea and the Kuril Islands to Point Conception, central California, USA. Reported from the northern Sea of Japan, Hokkaido, and the Sea of Okhotsk (Ref. 559).

Range

66°N - 34°N

Environment

Climate

Temperate

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

0 m

Depth To - meters

596 m

Zone

demersal

Environment

Marine; demersal; depth range 0 - 596 m (Ref. 50550), usually 10 - 15 m (Ref. 9021)

Trophic Level

3.87 s.e. 0.51 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

True

Physical Size and Genetics

Maximum Length

61.0 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 0.5159 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Gamefish: yes; aquarium: public aquariums

Vulnerability

Moderate to high vulnerability (54 of 100)

Resilience

Medium, minimum population doubling time 1.4 - 4.4 years (tm=3.5;)

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated