Scientific Name
Hymenocephalus megalops

Common Name
Bigeye whiptail

Biology
Dorsal spines (total): 2. Gill rakers first arch (outer/inner) 12-19/20-24; barbel short 8-22% HL; orbits large 40-48%; snout usually 23-33%; orb.-preop. 36-7%; dorsolateral stripe on trunk fades out completely on tail.

Classification

Classified By

Iwamoto & Merrett, 1997

Class

Ray-finned fishes (Actinopterygii)

Order

Cods (Gadiformes)

Family

Grenadiers or rattails (Macrouridae)

Distribution

Region

Western Central Pacific

Distribution

Western Central Pacific: known only from New Caledonia and off Queensland, Australia.

Range

Unknown

Environment

Climate

Deep-water

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

600 m

Depth To - meters

825 m

Zone

bathydemersal

Environment

Marine; bathydemersal; depth range 600 - 825 m (Ref. 35908)

Trophic Level

3.32 s.e. 0.37 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

17.0 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

Unknown

Vulnerability

Low to moderate vulnerability (25 of 100)

Resilience

High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.)

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated