Whitefin dogfish (Centroscyllium ritteri) fish species and information / pictures of Whitefin dogfish - Centroscyllium ritteri

Whitefin dogfish (Centroscyllium ritteri) fish species information

Scientific Name
Centroscyllium ritteri

Common Name
Whitefin dogfish

Biology
A little-known distinctive deepwater dogfish, biology almost totally unknown. Ovoviviparous.

Classification

Classified By

Jordan & Fowler, 1903

Class

Sharks and Rays (Elasmobranchii)

Order

Bramble, Sleeper and Dogfish sharks (Squaliformes)

Family

Lantern sharks (Etmopteridae)

Distribution

Region

Northwest Pacific

Distribution

Northwest Pacific: endemic to Japan.

Range

35°N - 32°N

Environment

Climate

Temperate

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

110 m

Depth To - meters

1100 m

Zone

demersal

Environment

Marine; demersal; depth range 110 - 1100 m

Trophic Level

3.68 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

43.0 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 0.5078 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 (33 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)