Blackspotted smooth-hound (Mustelus punctulatus) fish species and information / pictures of Blackspotted smooth-hound - Mustelus punctulatus

Blackspotted smooth-hound (Mustelus punctulatus) fish species information

Scientific Name
Mustelus punctulatus

Common Name
Blackspotted smooth-hound

Biology
An inshore, continental bottom-dwelling shark. Probably a crustacean feeder. Presumably viviparous.

Classification

Classified By

Risso, 1827

Class

Sharks and Rays (Elasmobranchii)

Order

Ground sharks (Carcharhiniformes)

Family

Houndsharks (Triakidae)

Distribution

Region

Eastern Atlantic

Distribution

Eastern Atlantic: Mediterranean to Western Sahara. Confused with Mustelus mustelus and most data for this species were in part attributable to Mustelus mediterraneus.

Range

45°N - 20°N

Environment

Climate

Subtropical

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

3.82 s.e. 0.54 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

190 cm

Common Length

120 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: commercial

Vulnerability

Moderate to high vulnerability (54 of 100)

Resilience

Low, minimum population doubling time 4.5 - 14 years (tm=1.3-2.6(?); Fecundity is presumably low like other Mustelus species)

Threat To Humans

Harmless

IUCN Red List Status

Data deficient (DD)