Silver eye (Polymixia japonica) fish species and information / pictures of Silver eye - Polymixia japonica

Silver eye (Polymixia japonica) fish species information

Scientific Name
Polymixia japonica

Common Name
Silver eye

Biology
Dorsal spines (total): 4 - 6; Dorsal soft rays (total): 31-35; Anal spines: 4; Anal soft rays: 13 - 17; Vertebrae: 29

Classification

Classified By

G?nther, 1877

Class

Ray-finned fishes (Actinopterygii)

Order

Beardfishes (Polymixiiformes)

Family

Beardfishes (Polymixiidae)

Distribution

Region

Western Pacific

Distribution

Western Pacific: Sagami Bay, Japan to the East China Sea; Chesterfield Islands (Ref. 11897). Eastern Pacific: Hawaiian Islands (Ref. 58302).

Range

40°N - 6°N, 97°E - 154°W

Environment

Climate

Deep-water

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

160 m

Depth To - meters

628 m

Zone

bathyalpelagic

Environment

Marine; bathypelagic; depth range 160 - 628 m (Ref. 10919)

Trophic Level

4.17 s.e. 0.71 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

20.0 cm

Phylogenetic Diversity Index

PD50 = 0.5029 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Fisheries: commercial

Vulnerability

Moderate to high vulnerability (55 of 100)

Resilience

Medium, minimum population doubling time 1.4 - 4.4 years (Assuming tm=2-4)

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated