Prickly shark (Echinorhinus cookei) fish species and information / pictures of Prickly shark - Echinorhinus cookei

Prickly shark (Echinorhinus cookei) fish species information

Scientific Name
Echinorhinus cookei

Common Name
Prickly shark

Biology
A large, sluggish shark occurring on continental and insular shelves and upper slopes. Feeds on a variety of fishes, other sharks, octopi and squids. Ovoviviparous , with up to 114 in a litter.

Classification

Classified By

Pietschmann, 1928

Class

Sharks and Rays (Elasmobranchii)

Order

Bramble, Sleeper and Dogfish sharks (Squaliformes)

Family

Bramble sharks (Echinorhinidae)

Distribution

Region

Western Pacific

Distribution

Western Pacific: Japan , Taiwan, Palau, Australia and New Zealand. Eastern Pacific: Hawaii, USA, Gulf of California, and from Costa Rica to Peru and Chile. Also reported in Nicaragua.

Range

47°N - 55°S, 119°E - 68°W

Environment

Climate

Subtropical

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

11 m

Depth To - meters

1100 m

Zone

benthopelagic

Environment

Marine; benthopelagic; depth range 11 - 1100 m , usually 70 - ? m

Trophic Level

4.39 s.e. 0.76 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

400 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 1.0000 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Fisheries: minor commercial

Vulnerability

Very high vulnerability (83 of 100)

Resilience

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

Threat To Humans

Harmless

IUCN Red List Status

Near Threatened (NT)