Classification / Names
Common names from other countries
Main reference
Size / Weight / Age
Max length : 760 cm TL male/unsexed; (Ref. 6871); common length : 550 cm TL male/unsexed; (Ref. 6871); max. published weight: 350.0 kg (Ref. 3164)
Environment
Marine; freshwater; brackish; demersal; amphidromous (Ref. 51243); depth range 0 - 10 m (Ref. 4429)
Climate / Range
Subtropical; 16°C - 30°C, preferred ?; 44°N - 37°S, 180°W - 180°E
Distribution
Circumglobal (Ref. 4429). Western Atlantic: North Carolina (USA), Bermuda and northern Gulf of Mexico (Ref. 7251) to Argentina (Ref. 58839); Caribbean Sea: rare in Bermuda (Ref. 26938); eastern Atlantic: Gibraltar to Namibia; possibly in the Mediterranean Sea (Ref. 9859); Indo-West Pacific: Red Sea and East Africa to the Philippines (Ref. 9859). Possibly occurring in the eastern Pacific (Ref. 9859).
Countries | FAO areas | Ecosystems | Occurrences | Introductions
Short description
Diagnosis: Pristis pectinata is easily separable from Pristis perotteti by the following characters: its first dorsal fin originates about over the origin of its pelvic fins vs. considerably in front of origin of pelvic fins in P. perotteti; its caudal fin is much shorter, but broader relative to the length of the fin, with lower lobe only faintly indicated; its rostral teeth are numerous, 23 or more on each side vs. not more than 20 in P. perotteti; its saw is relatively somewhat shorter; its second dorsal fin has the posterior margin much less deeply concave; and its pectoral fins are smaller (Ref. 6902, 81624). Pristis pectinata agrees with Pristis pristis in the shape of its caudal fin and in the position of the first dorsal fin relative to the pelvic fins, but it can be separated from P. pristis by its more numerous rostral teeth, 23 or more on each side vs. less than 20 (Ref. 6902, 81624).
IUCN Red List Status (Ref. 115185)
Threat to humans
Traumatogenic (Ref. 6871)
Human uses
Fisheries: minor commercial; gamefish: yes
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Estimates of some properties based on models
Phylogenetic diversity index
PD50 = 0.5234 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)
Trophic Level
4.5 ±0.80 se; Based on food items.
Resilience
Low, minimum population doubling time 4.5 - 14 years (Fec=15)
Vulnerability
Very high vulnerability (86 of 100)
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