Japanese grenadier (Coelorinchus japonicus) fish species and information / pictures of Japanese grenadier - Coelorinchus japonicus

Japanese grenadier (Coelorinchus japonicus) fish species information

Scientific Name
Coelorinchus japonicus

Common Name
Japanese grenadier

Biology
Dorsal spines (total): 2; Anal spines: 0. Eyes very large; snout long, sharply pointed, its anterolateral margin completely supported by bone; head ridges prominently demarcated by stout, spiny scales; underside of head scaled. Light organ short. Overall color is grayish to brownish, without prominent markings; mouth cavity gray; gill cavities and distal third of the first dorsal fin blackish.

Classification

Classified By

Temminck & Schlegel, 1846

Class

Ray-finned fishes (Actinopterygii)

Order

Cods (Gadiformes)

Family

Grenadiers or rattails (Macrouridae)

Distribution

Region

Northwest Pacific

Distribution

Northwest Pacific: southern Japan (Ref. 1371) and Taiwan (Ref. 54421). Possibly much wider in distribution.

Range

36°N - 20°N, 125°E - 140°E

Environment

Climate

Deep-water

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

300 m

Depth To - meters

1000 m

Zone

bathydemersal

Environment

Marine; bathydemersal; non-migratory; depth range 300 - 1000 m (Ref. 1371)

Trophic Level

3.49 s.e. 0.52 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

75.0 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 0.5000 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Fisheries: minor commercial

Vulnerability

High vulnerability (62 of 100)

Resilience

Low, minimum population doubling time 4.5 - 14 years (Preliminary K or Fecundity.)

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated