Elasmobranchii (sharks and rays) > Carcharhiniformes
(Ground sharks) > Triakidae
(Houndsharks) > Galeorhininae
Etymology: Hypogaleus: Greek, hypo = under + Greek, galeos = a shark (Ref. 45335).
Environment / Climate / Range
Marine; demersal; depth range 40 - 230 m (Ref. 244). Deep-water; 37°N - 40°S
Length at first maturity / Size / Weight / Age
Maturity: Lm ?, range 95 - ? cm
Max length : 127 cm TL male/unsexed; (Ref. 244); 122.0 cm TL (female)
Indo-West Pacific: East Africa and the Persian Gulf to Taiwan and Japan. Reported from Australia (Ref. 6871).
Inhabits continental shelves (Ref. 244). Feeds on bony fishes and cephalopods (Ref. 6871). Viviparous (Ref. 50449). Utilized as a food fish (Ref. 244).
Viviparous (with a yolk-sac placenta), with 10 or 11 young in a litter (Ref. 244). Size of full-term fetuses about 33 to 35 cm (Ref. 244). Gestation period is estimated at 15 months (Ref. 244). Distinct pairing with embrace (Ref. 205).
Compagno, L.J.V., 1984. FAO Species Catalogue. Vol. 4. Sharks of the world. An annotated and illustrated catalogue of shark species known to date. Part 2 - Carcharhiniformes. FAO Fish. Synop. 125(4/2):251-655. Rome: FAO. (Ref. 244)
IUCN Red List Status (Ref. 96402)
CITES (Ref. 94142)
Fisheries: minor commercial
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
Estimates of some properties based on models
Phylogenetic diversity index (Ref. 82805
= 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00380 (0.00162 - 0.00892), b=3.09 (2.88 - 3.30), based on LWR estimates for this Subfamily-body shape (Ref. 93245
Trophic Level (Ref. 69278
): 4.2 ±0.7 se; Based on diet studies.
Resilience (Ref. 69278
): Low, minimum population doubling time 4.5 - 14 years (Fec=10; gestation about 15 months).
Vulnerability (Ref. 59153
): High to very high vulnerability (68 of 100) .