Thorntooth grenadier (Lepidorhynchus denticulatus) fish species and information / pictures of Thorntooth grenadier - Lepidorhynchus denticulatus

Thorntooth grenadier (Lepidorhynchus denticulatus) fish species information

Scientific Name
Lepidorhynchus denticulatus

Common Name
Thorntooth grenadier

Biology
Dorsal spines (total): 0; Anal spines: 0. Head with scarcely developed ridges; eyes large; chin barbel short; light organ small, adjacent to anus. First dorsal-fin spine smooth. Scales densely covered with lanceolate spinules, arranged in quincunx or convergent rows.

Classification

Classified By

Richardson, 1846

Class

Ray-finned fishes (Actinopterygii)

Order

Cods (Gadiformes)

Family

Grenadiers or rattails (Macrouridae)

Distribution

Region

Eastern Indian Ocean and Southwest Pacific

Distribution

Eastern Indian Ocean and Southwest Pacific: southern Australia and New Zealand.

Range

30°S - 50°S, 141°E - 172°W

Environment

Climate

Deep-water

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

180 m

Depth To - meters

1000 m

Zone

bathyalpelagic

Environment

Marine; bathypelagic; non-migratory; depth range 180 - 1000 m, usually 270 - 450 m (Ref. 9563)

Trophic Level

4.1 s.e. 0.53 Based on diet studies.

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

55.0 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: minor commercial

Vulnerability

Moderate to high vulnerability (54 of 100)

Resilience

Low, minimum population doubling time 4.5 - 14 years (Assuming tm>4)

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated