Hawaiian grenadier (Ventrifossa ctenomelas) fish species and information / pictures of Hawaiian grenadier - Ventrifossa ctenomelas

Hawaiian grenadier (Ventrifossa ctenomelas) fish species information

Scientific Name
Ventrifossa ctenomelas

Common Name
Hawaiian grenadier

Biology
Dorsal spines (total): 0; Anal spines: 0. Snout short, conical, with a black margin along its leading edge and supranarial ridges, but not a ling the median nasal ridge. Scales small, uniformly covered with small, fine conical spinules. First dorsal fin with a large black blotch on its distal portion.

Classification

Classified By

Gilbert & Cramer, 1897

Class

Ray-finned fishes (Actinopterygii)

Order

Cods (Gadiformes)

Family

Grenadiers or rattails (Macrouridae)

Distribution

Region

Eastern Central Pacific

Distribution

Eastern Central Pacific: apparently confined to the Hawaiian Islands.

Range

28°N - 14°N, 165°W - 149°W

Environment

Climate

Deep-water

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

411 m

Depth To - meters

673 m

Zone

benthopelagic

Environment

Marine; benthopelagic; non-migratory; depth range 411 - 673 m (Ref. 1371)

Trophic Level

3.72 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

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