Classification / Names
Common names | Synonyms | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa
Elasmobranchii (sharks and rays) > Squaliformes
(Bramble, sleeper and dogfish sharks) > Squalidae
Etymology: Squalus: Genus name from Latin 'squalus' meaning shark (Ref. 6885, 27436); bassi: Named for Alan John Bass (Oceanographic Research Institute, Durban), for his valuable contributions to the taxonomy of elasmobranch fishes from southern Africa.
Environment: milieu / climate zone / depth range / distribution range
Marine; pelagic-neritic, usually 159 - 591 m (Ref. 116246). Tropical
Southeastern Atlantic and western Indian Oceans: southwards along the Western Cape, South Africa and extending to Mozambique.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 96.0 cm TL male/unsexed; (Ref. 116246); 110.0 cm TL (female)
Minimum size at maturity of this species is approximately 73.0 cm for females and 65.0 cm for males. Females have between 4-9 pups per litter (size at birth is around 21.0-30.0 cm, with the smallest free-swimming neonates measuring 23.0-23.5 cm TL. Reported to feed mainly on bony fishes, cephalopods and crustaceans (Ref. 116246).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Viana, S.T. d. F.L., M.R. de Carvalho and D.A. Ebert, 2017. Squalus bassi sp. nov., a new long-snouted spurdog (Chondrichthyes: Squaliformes: Squalidae) from the Agulhas Bank. J. Fish Biol. 91(4):1178-1207. (Ref. 116246)
IUCN Red List Status (Ref. 119314)
CITES (Ref. 115941)
Threat to humans
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningSpawning aggregationFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
Estimates of some properties based on models
Phylogenetic diversity index (Ref. 82805
= 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Resilience (Ref. 69278
): Very Low, minimum population doubling time more than 14 years (Preliminary K or Fecundity.).
Vulnerability (Ref. 59153
): High to very high vulnerability (68 of 100) .