Spotless smooth-hound (Mustelus griseus) fish species and information / pictures of Spotless smooth-hound - Mustelus griseus

Spotless smooth-hound (Mustelus griseus) fish species information

Scientific Name
Mustelus griseus

Common Name
Spotless smooth-hound

Biology
An inshore bottom-dwelling shark found down to at least 51 m (Ref. 244); also dwells in semi-enclosed sea areas with sand bottom (Ref. 11230). Probably feeds on benthic invertebrates, especially crustaceans (Ref. 13563). Viviparous, with a yolk-sac placenta (Ref. 244).

Classification

Classified By

Pietschmann, 1908

Class

Sharks and Rays (Elasmobranchii)

Order

Ground sharks (Carcharhiniformes)

Family

Houndsharks (Triakidae)

Distribution

Region

Northwest Pacific

Distribution

Northwest Pacific: Japan, Korea, China, Taiwan, and Viet Nam (Ref. 244). Possibly occurring in the Philippines (Ref. 13563).

Range

40°N - 11°N

Environment

Climate

Tropical

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

Unknown m

Depth To - meters

300 m

Zone

demersal

Environment

Marine; demersal; depth range ? - 300 m (Ref. 28016)

Trophic Level

3.5 s.e. 0.57 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

87.0 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: commercial

Vulnerability

High vulnerability (63 of 100)

Resilience

Very Low, minimum population doubling time more than 14 years (tm=5.3-6.5; tmax=9; Fec=5)

Threat To Humans

Harmless (Ref. 13563)

IUCN Red List Status

Data deficient (DD)