Indonesian shortsnout spurdog (Squalus hemipinnis)

Scientific name: Squalus hemipinnis White, Last & Yearsley, 2007

Indonesian shortsnout spurdog (Squalus hemipinnis)

The Indonesian shortsnout spurdog (Squalus hemipinnis) is a marine fish of the family Squalidae. Native range: Eastern Indian Ocean, Indonesia.

Biology

Apparently occurs on or near the bottom of upper continental and insular slopes, but depth distribution is undetermined; probably on shallower water than its congeners. Presumably feeds on small fishes, cephalopods and crustaceans. Viviparous, with yolk-sac dependency. Gives birth to 3 -10 pups, but gestation period is unknown. Males mature at about 43 cm TL and females by 61 cm TL; with largest embryo measured at 18 cm. The species is a very common catch component fo the demersal longline fishery in deepwater areas in eastern Indonesia. It is caught for its meat, fins and liver oil.

Source: FishBase, licensed CC BY-NC 4.0.

Species facts

Scientific name
Squalus hemipinnis
Family
Squalidae (Dogfish sharks)
Order
Squaliformes (Bramble, Sleeper and Dogfish sharks)
Class
Elasmobranchii (Sharks and Rays)
Maximum length
52.2
Depth range
100 m (328 ft)
Environment
Marine; benthopelagic; depth range ? - 100 m
Climate
Tropical
Distribution
Eastern Indian Ocean: Indonesia.
Conservation status (IUCN)
Near Threatened (NT)
Threat to humans
Harmless
Resilience
Low, minimum population doubling time 4.5 - 14 years (Preliminary K or Fecundity.)

Sources

Taxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.

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