Humpback smooth-hound (Mustelus whitneyi) fish species and information / pictures of Humpback smooth-hound - Mustelus whitneyi

Humpback smooth-hound (Mustelus whitneyi) fish species information

Scientific Name
Mustelus whitneyi

Common Name
Humpback smooth-hound

Biology
An offshore bottom-dwelling shark found on the continental shelf. Prefers rocky bottom around islands. Feeds on crabs, mantis shrimp, and small bony fishes. Viviparous, with 5 to 10 young per litter. Size at birth about 25 cm.

Classification

Classified By

Chirichigno F., 1973

Class

Sharks and Rays (Elasmobranchii)

Order

Ground sharks (Carcharhiniformes)

Family

Houndsharks (Triakidae)

Distribution

Region

Southeast Pacific

Distribution

Southeast Pacific: Ecuador to southern Chile.

Range

1°N - 45°S, 83°W - 70°W

Environment

Climate

Tropical

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

16 m

Depth To - meters

211 m

Zone

demersal

Environment

Marine; demersal; depth range 16 - 211 m, usually 70 - 100 m (Ref. 9253)

Trophic Level

3.66 s.e. 0.56 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

87 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: highly commercial; gamefish: yes

Vulnerability

Moderate vulnerability (42 of 100)

Resilience

Very Low, minimum population doubling time more than 14 years (Fec=4)

Threat To Humans

Harmless

IUCN Red List Status

Vulnerable (VU) (A2d)