Spotted houndshark (Triakis maculata) fish species and information / pictures of Spotted houndshark - Triakis maculata

Spotted houndshark (Triakis maculata) fish species information

Scientific Name
Triakis maculata

Common Name
Spotted houndshark

Biology
Found on the continental shelf, mostly inshore. Possibly to 240 cm. Probably feeds on benthic invertebrates (Ref. 28023). Ovoviviparous (Ref. 50449), with about 14 young to a litter. Size of full-term fetuses 30 to 40 cm. Utilized for human consumption.

Classification

Classified By

Kner & Steindachner, 1867

Class

Sharks and Rays (Elasmobranchii)

Order

Ground sharks (Carcharhiniformes)

Family

Houndsharks (Triakidae)

Distribution

Region

Eastern Pacific

Distribution

Eastern Pacific: Galapagos Islands and from Peru to northern Chile. Mexican records of this species are erroneous.

Range

0°S - 30°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

3.5 s.e. 0.37 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

180 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 0.5312 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Fisheries: minor commercial

Vulnerability

High to very high vulnerability (72 of 100)

Resilience

Low, minimum population doubling time 4.5 - 14 years (Fec=14)

Threat To Humans

Harmless

IUCN Red List Status

Vulnerable (VU) (A2bd)