Scientific Name
Hastatobythites arafurensis

Common Name
Spinyhead cusk

Biology
A benthic species found on the continental shelf and slope (Ref. 75154). Rare species (Ref. 34024). A 5.7 cm SL female with full developed embryos (Ref. 34024).

Classification

Classified By

Machida, 1997

Class

Ray-finned fishes (Actinopterygii)

Order

Cusk eels (Ophidiiformes)

Family

Viviparous brotulas (Bythitidae)

Distribution

Region

Western Pacific

Distribution

Western Pacific: Arafura Sea to off New South Wales, Australia.

Range

Unknown

Environment

Climate

Deep-water

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

146 m

Depth To - meters

850 m

Zone

benthopelagic

Environment

Marine; benthopelagic; depth range 146 - 850 m (Ref. 34024)

Trophic Level

3.4 s.e. 0.48 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

9.0 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 1.0000 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

Low vulnerability (17 of 100)

Resilience

Low, minimum population doubling time 4.5 - 14 years (Assuming Fec

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated