Arrowtooth grenadier (Ventrifossa atherodon) fish species and information / pictures of Arrowtooth grenadier - Ventrifossa atherodon

Arrowtooth grenadier (Ventrifossa atherodon) fish species information

Scientific Name
Ventrifossa atherodon

Common Name
Arrowtooth grenadier

Biology
Dorsal spines (total): 0; Anal spines: 2. Snout short, conical; eyes large, its diameter greater than snout length. Scales small, with very small, conical, erect spinules. Margins along the leading edge of the snout, supranarial ridges, and a median nasal ridge black; first dorsal fin uniformly dusky.

Classification

Classified By

Gilbert & Cramer, 1897

Class

Ray-finned fishes (Actinopterygii)

Order

Cods (Gadiformes)

Family

Grenadiers or rattails (Macrouridae)

Distribution

Region

Pacific Ocean

Distribution

Pacific Ocean: Hawaiian Islands. Recently recorded from northeastern Taiwan (Ref. 54421). Specimens reported from other areas probably represent different species.

Range

28°N - 14°N, 165°W - 151°W

Environment

Climate

Deep-water

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

280 m

Depth To - meters

950 m

Zone

benthopelagic

Environment

Marine; benthopelagic; non-migratory; depth range 280 - 950 m (Ref. 58302)

Trophic Level

4.04 s.e. 0.43 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

31.0 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: of no interest

Vulnerability

Moderate vulnerability (37 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