Classification / Names
Common names from other countries
Main reference
Size / Weight / Age
Max length : 300 cm TL male/unsexed; (Ref. 2334); common length : 250 cm TL male/unsexed; (Ref. 26999); max. published weight: 167.8 kg (Ref. 40637)
Length at first maturity
Lm 226.0, range 205 - 282 cm
Environment
Marine; reef-associated; depth range 25 - 810 m (Ref. 58302), usually 80 - 220 m (Ref. 9253)
Climate / Range
Subtropical, preferred ?; 40°N - 34°S, 180°W - 180°E
Distribution
Circumglobal, with patchy records in tropical and warm seas (Ref. 9997). Western Atlantic: Florida, USA to Venezuela. Eastern Atlantic: Senegal to Ghana, including the Mediterranean. Western Indian Ocean: Red Sea, Mozambique (Ref. 6871), South Africa, Madagascar, and India. Western Pacific: China, Taiwan, and Australia (Ref. 9997). Central Pacific: Hawaii. Eastern Pacific: Gulf of California and southern Mexico, Colombia, and Ecuador.
Countries | FAO areas | Ecosystems | Occurrences | Introductions
Short description
Dorsal
spines
(total): 0;
Dorsal
soft rays
(total): 0;
Anal
spines: 0;
Anal
soft rays: 0. A heavily-bodied, cylindrical shark with a large, long and broad snout, long nasal flaps and high, triangular, saw-edged upper teeth; interdorsal ridge high and prominent; pectoral and dorsal fins large and straight (Ref. 5578). Grayish with no conspicuous markings, white below (Ref. 5578); inner corners of pectoral fins blackish (Ref. 9997).
IUCN Red List Status (Ref. 115185)
Human uses
Fisheries: minor commercial
More information
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
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Estimates of some properties based on models
Phylogenetic diversity index
PD50 = 0.5000 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)
Trophic Level
4.5 ±0.3 se; Based on diet studies.
Resilience
Very Low, minimum population doubling time more than 14 years (Fec=1-13;)
Vulnerability
Very high vulnerability (76 of 100)
Price category