African chimaera (Hydrolagus africanus) fish species and information / pictures of African chimaera - Hydrolagus africanus

African chimaera (Hydrolagus africanus) fish species information

Scientific Name
Hydrolagus africanus

Common Name
African chimaera

Biology
Dorsal spines : 1; Anal spines: 0; Anal soft rays: 0. A shortnose chimaera with the dorsal fin spine longer than the head; 2nd dorsal fin with distinct concavity in the middle.

Classification

Classified By

Gilchrist, 1922

Class

Chimaeras (Holocephali)

Order

Chimaeras (Chimaeriformes)

Family

Shortnose chimaeras or ratfishes (Chimaeridae)

Distribution

Region

Western Indian Ocean

Distribution

Western Indian Ocean: off Kenya, Mozambique and Natal, South Africa.

Range

Unknown

Environment

Climate

Deep-water

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

421 m

Depth To - meters

750 m

Zone

bathydemersal

Environment

Marine; bathydemersal; depth range 421 - 750 m

Trophic Level

4.1 s.e. 0.60 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: of no interest

Vulnerability

Moderate to high vulnerability (46 of 100)

Resilience

Low, minimum population doubling time 4.5 - 14 years (Assuming Fec

Threat To Humans

Venomous (Ref. 3181)

IUCN Red List Status

Data deficient (DD)