Bering flounder (Hippoglossoides robustus) fish species and information / pictures of Bering flounder - Hippoglossoides robustus

Bering flounder (Hippoglossoides robustus) fish species information

Scientific Name
Hippoglossoides robustus

Common Name
Bering flounder

Biology
Dorsal spines (total): 0; Dorsal soft rays (total): 67-80; Anal spines: 0; Anal soft rays: 51 - 62. Mouth large; teeth on each jaw uniserial; anterior teeth on each jaw somewhat enlarged, not canine-like; upper eye completely lateral; upper surfaces of eyeballs not scaled; interorbital space narrow, not ridged, and covered with several scale rows; caudal fin slightly rounded (Ref. 559).

Classification

Classified By

Gill & Townsend, 1897

Class

Ray-finned fishes (Actinopterygii)

Order

Flatfishes (Pleuronectiformes)

Family

Righteye flounders (Pleuronectidae)

Distribution

Region

North Pacific

Distribution

North Pacific: Hokkaido, Japan and the Sea of Okhotsk north to northeast of Cape Lisburne, south to northwest of Akutan Island, Aleutian chain, Alaska. Arctic Canada.

Range

Unknown

Environment

Climate

Temperate

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

0 m

Depth To - meters

425 m

Zone

demersal

Environment

Marine; demersal; oceanodromous (Ref. 51243); depth range 0 - 425 m (Ref. 50550), usually ? - 150 m (Ref. 6793)

Trophic Level

3.1 s.e. 0.30 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

30.0 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 0.5625 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

Low, minimum population doubling time 4.5 - 14 years (tmax=11; k=0.21)

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated