Scientific Name
Glyptocephalus zachirus

Common Name
Rex sole

Biology
A slow-growing species found on sand or mud bottoms (Ref. 2850). Usually discarded by trawlers but sometimes processed into fertilizer (Ref. 27436). Flesh considered tasty (Ref. 27436). Utilized fresh and frozen; eaten steamed, fried, microwaved and baked (Ref. 9988).

Classification

Classified By

Lockington, 1879

Class

Ray-finned fishes (Actinopterygii)

Order

Flatfishes (Pleuronectiformes)

Family

Righteye flounders (Pleuronectidae)

Distribution

Region

North Pacific

Distribution

North Pacific: Bering Sea coasts of Russia and Alaska (Ref. 27436) to northern Baja California, Mexico.

Range

67°N - 31°N

Environment

Climate

Temperate

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

0 m

Depth To - meters

900 m

Zone

demersal

Environment

Marine; demersal; depth range 0 - 900 m (Ref. 50610), usually 61 - 500 m (Ref. 2850)

Trophic Level

3.24 s.e. 0.38 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

False

Physical Size and Genetics

Maximum Length

60.0 cm

Common Length

36.0 cm

Phylogenetic Diversity Index

PD50 = 0.6250 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Fisheries: commercial

Vulnerability

High vulnerability (65 of 100)

Resilience

Low, minimum population doubling time 4.5 - 14 years (tm=3-6; tmax=24)

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated