Hooktooth dogfish (Aculeola nigra) fish species and information / pictures of Hooktooth dogfish - Aculeola nigra

Hooktooth dogfish (Aculeola nigra) fish species information

Scientific Name
Aculeola nigra

Common Name
Hooktooth dogfish

Biology
Found on the continental shelf and upper slope. Feeding habits unknown but probably subsists on small fishes and invertebrates. Ovoviviparous, number of young at least three. Size at birth probably about 13 or 14 cm (size of full-term fetuses).

Classification

Classified By

de Buen, 1959

Class

Sharks and Rays (Elasmobranchii)

Order

Bramble, Sleeper and Dogfish sharks (Squaliformes)

Family

Lantern sharks (Etmopteridae)

Distribution

Region

Southeast Pacific

Distribution

Southeast Pacific: Peru to central Chile.

Range

6°S - 37°S

Environment

Climate

Deep-water

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

110 m

Depth To - meters

560 m

Zone

demersal

Environment

Marine; demersal; depth range 110 - 560 m

Trophic Level

3.87 s.e. 0.54 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

60.0 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

Moderate to high vulnerability (47 of 100)

Resilience

Very Low, minimum population doubling time more than 14 years (Fec=3)

Threat To Humans

Harmless

IUCN Red List Status

Data deficient (DD)