Western spotted catshark (Asymbolus occiduus)

Scientific name: Asymbolus occiduus Last, Gomon & Gledhill, 1999

The Western spotted catshark (Asymbolus occiduus) is a marine fish of the family Scyliorhinidae. Native range: Eastern Indian Ocean, Southwestern Australia.

Biology

Medium-sized body pale, yellowish green with 8 or 9 pale brownish saddles on the upper surface and sides; covered with sharply defined, brownish black spots; prominent dark spot usually beneath each eye and a single spot on dorsal midline between each saddle; trunk narrow; head relatively short. Caudal fin long, peduncle deep; dorsal and pelvic fins low; anal-fin base longer than pelvic-anal space. Teeth ridged, 5 main cusps. Monospondylous centra 37-41. Posterior margin of first dorsal fin 0.61-0.77 times its base.

Source: FishBase, licensed CC BY-NC 4.0.

Species facts

Scientific name
Asymbolus occiduus
Family
Scyliorhinidae (Cat sharks)
Order
Carcharhiniformes (Ground sharks)
Class
Elasmobranchii (Sharks and Rays)
Maximum length
60.1
Depth range
98–400 m (322–1312 ft)
Environment
Marine; pelagic-oceanic; depth range 98 - 400 m
Climate
Temperate
Distribution
Eastern Indian Ocean: Southwestern Australia.
Conservation status (IUCN)
Least Concern (LC)
Threat to humans
Harmless
Resilience
Low, minimum population doubling time 4.5 - 14 years (Fec assumed to be

Sources

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

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