African ribbontail catshark (Eridacnis sinuans) fish species and information / pictures of African ribbontail catshark - Eridacnis sinuans

African ribbontail catshark (Eridacnis sinuans) fish species information

Scientific Name
Eridacnis sinuans

Common Name
African ribbontail catshark

Biology
Found on the upper continental slope and outer shelf (Ref. 244). Feeds on small bony fishes, crustaceans and cephalopods (Ref. 244). Ovoviviparous (Ref. 50449), with 2 young in a litter (Ref. 244). Geographic or bathymetric segregation of populations by sex probably occurs as most specimens taken off Natal were male (Ref. 244).

Classification

Classified By

Smith, 1957

Class

Sharks and Rays (Elasmobranchii)

Order

Ground sharks (Carcharhiniformes)

Family

Finback catsharks (Proscylliidae)

Distribution

Region

Western Indian Ocean

Distribution

Western Indian Ocean: confined to South Africa, Mozambique and Tanzania.

Range

4°S - 30°S

Environment

Climate

Deep-water

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

180 m

Depth To - meters

480 m

Zone

bathydemersal

Environment

Marine; bathydemersal; depth range 180 - 480 m (Ref. 244)

Trophic Level

4.18 s.e. 0.58 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

37 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 0.6328 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 to moderate vulnerability (29 of 100)

Resilience

Very Low, minimum population doubling time more than 14 years (Fec=2)

Threat To Humans

Harmless (Ref. 244)

IUCN Red List Status

Least Concern (LC)