Classification / Names
Common names from other countries
As Centroselachus crepidater in Ref. 58085:113; please send taxonomic reference(s) to confirm genus placement.
Size / Weight / Age
Max length : 130 cm TL male/unsexed; (Ref. 6577); max. reported age: 54 years (Ref. 57506)
Length at first maturity
Lm 75.4, range 82 - ? cm
Marine; bathydemersal; depth range 230 - 1500 m (Ref. 26346)
Climate / Range
Deep-water, preferred 23°C (Ref. 107945); 64°N - 57°S, 77°W - 159°W
Eastern Atlantic: Iceland, Faeroe Islands along Atlantic slope to Portugal, Senegal, Madeira, Gabon to Democratic Republic of the Congo, Namibia. Indian Ocean: Aldabra and the Travancore coast of India. Western Pacific: New South Wales, Australia and New Zealand. Southeast Pacific: northern Chile.
Countries | FAO areas | Ecosystems | Occurrences | Introductions
soft rays: 0. Black or blackish brown in color, dorsal fins with very small fin spines, very long snout, greatly elongated labial furrows that nearly encircle mouth, lanceolate upper teeth and bladelike lower teeth with moderately long, oblique cusps, fairly slender body that does not taper abruptly from pectoral region, moderately large lateral trunk denticles with partly smooth, oval, cuspidate crowns in adults and subadults (Ref. 247).
IUCN Red List Status (Ref. 90363)
Threat to humans
Poisonous to eat (Ref. 6871)
Fisheries: minor commercial
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
Estimates of some properties based on models
Phylogenetic diversity index
PD50 = 0.5313 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)
4.2 ±0.4 se; Based on diet studies.
Very Low, minimum population doubling time more than 14 years (Fec=4-8, tmax=54, tm=9-15)
Very high vulnerability (78 of 100)