Plainfin grenadier (Ventrifossa divergens) fish species and information / pictures of Plainfin grenadier - Ventrifossa divergens

Plainfin grenadier (Ventrifossa divergens) fish species information

Scientific Name
Ventrifossa divergens

Common Name
Plainfin grenadier

Biology
Dorsal spines (total): 2; Anal spines: 0. Scales medium-sized, uniformly covered with fine, conical reclined spinules in widely divergent V-shaped rows or quincunx order. Snout with a black margin along its leading edge extending posteriorly onto suborbital shelf, but not over supranarial and median nasal ridges; first dorsal fin uniformly dusky or darker proximally, but lacking a distinct black blotch.

Classification

Classified By

Gilbert & Hubbs, 1920

Class

Ray-finned fishes (Actinopterygii)

Order

Cods (Gadiformes)

Family

Grenadiers or rattails (Macrouridae)

Distribution

Region

Indian Ocean

Distribution

Indian Ocean: off South Africa and Mozambique. Western Pacific: southern Japan, Taiwan, South China Sea near Hong Kong, Philippines, and Borneo.

Range

22°N - 44°S, 20°E - 131°E

Environment

Climate

Deep-water

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

183 m

Depth To - meters

772 m

Zone

bathydemersal

Environment

Marine; bathydemersal; non-migratory; depth range 183 - 772 m (Ref. 1371), usually 350 - 550 m (Ref. 1371)

Trophic Level

3.71 s.e. 0.52 Based on size and trophs of closest relatives

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

Human Uses and Population

Human Uses

Fisheries: minor commercial

Vulnerability

Moderate vulnerability (36 of 100)

Resilience

Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.)

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated