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Hooktooth shark (Chaenogaleus macrostoma) fish species and information / pictures of Hooktooth shark - Chaenogaleus macrostoma

Hooktooth shark (Chaenogaleus macrostoma) fish species information

Scientific Name
Chaenogaleus macrostoma

Common Name
Hooktooth shark

Biology
A common inshore and offshore shark found on the continental and insular shelves (Ref. 13567). Probably feeds on small fishes, cephalopods, and crustaceans (Ref. 244). Viviparous (Ref. 50449). Caught irregularly by inshore gillnet fisheries and occasionally by small-scale longlining (Ref.58048). Probably taken by artisanal fisheries wherever it occurs (Ref. 13567). Utilized fresh for human consumption and by-products processed into fishmeal (Ref. 244).

Classification

Classified By
Bleeker, 1852
Class
Sharks and Rays (Elasmobranchii)
Order
Ground sharks (Carcharhiniformes)
Family
Weasel sharks (Hemigaleidae)

Distribution

Region
Indo-West Pacific
Distribution
Indo-West Pacific: Persian Gulf (Ref. 13567), Pakistan, India, Sri Lanka, Singapore, Thailand, Viet Nam, China, Taiwan, Java and Sulawesi in Indonesia. This name has been used indiscriminately for the three species of hemigaleids in Indo-Pakistani waters other than Hemipristis elongatus.
Range
30°N - 10°S

Environment

Climate
Tropical
Water Temperature From
Unknown °C
Water Temperature To
Unknown °C
Depth From - meters
Unknown m
Depth To - meters
59 m
Zone
demersal
Environment
Marine; demersal; depth range ? - 59 m (Ref. 244)
Trophic Level
4.21 s.e. 0.57 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
100.0 cm
Common Length
Unknown cm
Phylogenetic Diversity Index
PD50 = 1.0039 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 (42 of 100)
Resilience
Very Low, minimum population doubling time more than 14 years (Fec=4)
Threat To Humans
  Harmless (Ref. 13567)
IUCN Red List Status
  Vulnerable (VU) (A2bd+3bd)