Scientific Name
Hemilepidotus hemilepidotus

Common Name
Red Irish lord

Biology
Dorsal spines (total): 10 - 12; Dorsal soft rays (total): 18-20; Anal spines: 0; Anal soft rays: 13 - 16; Vertebrae: 35. Dorsal with moderate notches in the spinous part after the third spine, and between the spinous and rayed parts; caudal bluntly rounded; pelvic fins larger in males (Ref. 6885). Color variable, predominately red, sometimes brilliant red, with brown, white, and black mottling and spotting all over; there are four irregular dark saddles across back; the caudal fin with darker rays, sometimes with vertical light bars; some large males with darkly spotted pelvic fins (including base of pectorals) (Ref. 6885).

Classification

Classified By

Tilesius, 1811

Class

Ray-finned fishes (Actinopterygii)

Order

Scorpionfishes and Flatheads (Scorpaeniformes)

Family

Sculpins (Cottidae)

Distribution

Region

North Pacific

Distribution

North Pacific: Kamchatka, Russia and along the Commander and Aleutian Islands to St. Paul Island in the Bering Sea and to Monterey Bay, California, USA.

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

450 m

Zone

demersal

Environment

Marine; demersal; depth range 0 - 450 m (Ref. 58496)

Trophic Level

3.51 s.e. 0.60 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

51.0 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 0.5156 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Fisheries: commercial; gamefish: yes; aquarium: public aquariums

Vulnerability

High to very high vulnerability (66 of 100)

Resilience

Very Low, minimum population doubling time more than 14 years (Preliminary K or Fecundity.)

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated