West African catshark (Scyliorhinus cervigoni) fish species and information / pictures of West African catshark - Scyliorhinus cervigoni

West African catshark (Scyliorhinus cervigoni) fish species information

Scientific Name
Scyliorhinus cervigoni

Common Name
West African catshark

Biology
Found on rocky and muddy bottoms of the continental shelf and upper slope. Temperature: 11-16?C. Salinity: 30 ppt. Oxygen: 1.0-1.6 ml/l. Feeds on bony fishes. Oviparous (Ref. 50449).

Classification

Classified By

Maurin & Bonnet, 1970

Class

Sharks and Rays (Elasmobranchii)

Order

Ground sharks (Carcharhiniformes)

Family

Cat sharks (Scyliorhinidae)

Distribution

Region

Eastern Atlantic

Distribution

Eastern Atlantic: probably wide-ranging off tropical West Africa, from Mauritania to Angola. Often been referred to as Scyliorhinus stellaris in the past.

Range

20°N - 17°S

Environment

Climate

Deep-water

Water Temperature From

11 °C

Water Temperature To

16 °C

Depth From - meters

45 m

Depth To - meters

500 m

Zone

demersal

Environment

Marine; demersal; depth range 45 - 500 m

Trophic Level

4.5 s.e. 0.80 Based on food items.

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

67.0 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: subsistence fisheries

Vulnerability

Moderate vulnerability (44 of 100)

Resilience

Low, minimum population doubling time 4.5 - 14 years (Fec assumed to be

Threat To Humans

Harmless

IUCN Red List Status

Data deficient (DD)