Blacktip tope (Hypogaleus hyugaensis) fish species and information / pictures of Blacktip tope - Hypogaleus hyugaensis

Blacktip tope (Hypogaleus hyugaensis) fish species information

Scientific Name
Hypogaleus hyugaensis

Common Name
Blacktip tope

Biology
Inhabits continental shelves (Ref. 244). Feeds on bony fishes and cephalopods (Ref. 6871). Viviparous (Ref. 50449). Utilized as a food fish (Ref. 244).

Classification

Classified By

Miyosi, 1939

Class

Sharks and Rays (Elasmobranchii)

Order

Ground sharks (Carcharhiniformes)

Family

Houndsharks (Triakidae)

Distribution

Region

Indo-West Pacific

Distribution

Indo-West Pacific: East Africa and the Persian Gulf to Taiwan and Japan. Reported from Australia (Ref. 6871).

Range

37°N - 40°S

Environment

Climate

Deep-water

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

40 m

Depth To - meters

230 m

Zone

demersal

Environment

Marine; demersal; depth range 40 - 230 m (Ref. 244)

Trophic Level

4.24 s.e. 0.70 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

127 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 1.0000 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 vulnerability (62 of 100)

Resilience

Low, minimum population doubling time 4.5 - 14 years (Fec=10; gestation about 15 months)

Threat To Humans

Harmless (Ref. 13563)

IUCN Red List Status

Near Threatened (NT)