Brown catshark (Apristurus brunneus) fish species and information / pictures of Brown catshark - Apristurus brunneus

Brown catshark (Apristurus brunneus) fish species information

Scientific Name
Apristurus brunneus

Common Name
Brown catshark

Biology
Dorsal spines (total): 0; Dorsal soft rays (total): 0; Anal spines: 0; Anal soft rays: 0. Dark brown, with conspicuous light posterior margin on fins (Ref. 247).

Classification

Classified By

Gilbert, 1892

Class

Sharks and Rays (Elasmobranchii)

Order

Ground sharks (Carcharhiniformes)

Family

Cat sharks (Scyliorhinidae)

Distribution

Region

Eastern Pacific

Distribution

Eastern Pacific: British Columbia, Canada to northern Baja California, Mexico. Probably south to Panama, Ecuador, and Peru.

Range

60°N - 18°S, 167°E - 71°W

Environment

Climate

Subtropical

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

33 m

Depth To - meters

950 m

Zone

demersal

Environment

Marine; demersal; depth range 33 - 950 m (Ref. 244)

Trophic Level

3.58 s.e. 0.47 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

68.0 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 (36 of 100)

Resilience

Very Low, minimum population doubling time more than 14 years (Fec assumed to be

Threat To Humans

Harmless

IUCN Red List Status

Data deficient (DD)