Classification / Names
Common names from other countries
Main reference
आकार / वज़न / Age
Max length : 70.0 cm TL पुल्लिंग / अलिंग; (Ref. 9283); common length : 45.0 cm FL पुल्लिंग / अलिंग; (Ref. 9283); अधिकतम सूचित उम्र: 16 वर्षो (Ref. 26956)
Length at first maturity
Lm ?, range 39 - 42 cm
पर्यावरण
; समुद्री; औशिनोड़िरोमस (Ref. 51243); गहराई सीमा 10 - 306 m (Ref. 58489), usually 10 - 70 m
जलवायु / सीमा
Subtropical, preferred 16°C (Ref. 107945); 2°N - 51°S, 106°E - 79°W (Ref. 54929)
वितरण
South Pacific and Southwestern Atlantic: Eastern Central and South Pacific: off Peru and Chile (Ref. 27363), incl. incidental in Juan Fernández Is. (Ref. 89357). Reported from off Ecuador (Ref. 9283). Southwest Pacific: off New Zealand (Ref. 5755). Southwestern Atlantic: off southern Argentina (Ref. 27363)
देश | ऐफ ऐ ओ क्षेत्र | Ecosystems | संयोग | भूमिका
Short description
पृष्ठीय रीढ़ (सम्पूर्ण): 9; पृष्ठीय सौफट रेज़ (सम्पूर्ण): 31-35; गुदा कांटा 3; ऐनल सौफट रेज़: 27 - 29. Body elongated and little compressed; teeth small and uniseriate; lower branch of first gill arch with 42 to 45 gill rakers; edge of shoulders girdle (cleithrum) with a small furrow at its upper end but lacking papillae; lateral line completely scaled, the scales becoming large scutes posteriorly; scutes in the area of the median curve 1.1 to 1.6 times the diameter of the eye; nape and back metallic blue or dark gray; flanks and belly pale; dorsal edge of operculum with a black stain (Ref. 55763). Body elongate and slightly compressed. Body dark blue dorsally, silvery-white ventrally. Black spot on upper posterior margin of opercle. Fins dusky (Ref. 37339). Pectoral fin falcate and very long (Ref. 27363).
IUCN Red List Status (Ref. 115185)
Threat to humans
Harmless
Human uses
मात्स्यिकी: उच्च वाणिज्य
साधन
Special reports
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इंटरनेट स्रोत
Estimates of some properties based on models
Phylogenetic diversity index
PD50 = 0.5001 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)
Trophic Level
3.3 ±0.2 se; Based on diet studies.
लौटाव
निम्न, न्यूनतम जनसंख्या दुगनी होने का समय 4.5 - 14 वर्ष। (K=0.09-0.11; tmax=16)
Vulnerability
High to very high vulnerability (67 of 100)
Price category