Sharptooth smooth-hound (Mustelus dorsalis) fish species and information / pictures of Sharptooth smooth-hound - Mustelus dorsalis

Sharptooth smooth-hound (Mustelus dorsalis) fish species information

Scientific Name
Mustelus dorsalis

Common Name
Sharptooth smooth-hound

Biology
An inshore bottom-dwelling shark found on the continental shelves. Feeds primarily on shrimps and probably other crustaceans. Viviparous (with a yolk-sac placenta), with 4 young in a litter. Size at birth, 21 to 23 cm.

Classification

Classified By

Gill, 1864

Class

Sharks and Rays (Elasmobranchii)

Order

Ground sharks (Carcharhiniformes)

Family

Houndsharks (Triakidae)

Distribution

Region

Eastern Pacific

Distribution

Eastern Pacific: southern Mexico to Peru.

Range

20°N - 5°S

Environment

Climate

Tropical

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

Unknown m

Depth To - meters

Unknown m

Zone

demersal

Environment

Marine; demersal

Trophic Level

3.55 s.e. 0.55 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

64.0 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: minor commercial

Vulnerability

Moderate vulnerability (36 of 100)

Resilience

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

Threat To Humans

Harmless

IUCN Red List Status

Data deficient (DD)