Environment: milieu / climate zone / गहराई सीमा / distribution range
पारिस्थितिकी
समुद्री; स्वच्छ जल, अलवण जल; खारा ड़िमरसल; ऐनाढरोमस (Ref. 51243). Temperate; 35°N - 2°S, 97°W - 132°E (Ref. 54266)
Northwest Pacific: China and Japan (Sagami Sea) (Ref. 4537). Reported from Korea (Ref. 12218). Pearl River and Chinese sea (Ref. 42845).
आकार / वज़न / Age
परिपक्व अवधि: Lm ? range ? - ? cm
Max length : 346 cm TL पुल्लिंग / अलिंग; (Ref. 52325); common length : 39.0 cm TL पुल्लिंग / अलिंग; (Ref. 35840); अधिकतम प्रकाशित वज़न: 600.0 kg (Ref. 47439); अधिकतम सूचित उम्र: 33 वर्षो (Ref. 52325)
पृष्ठीय रीढ़ (सम्पूर्ण) : 0; पृष्ठीय सौफट रेज़ (सम्पूर्ण) : 50 - 57; गुदा कांटा: 0; ऐनल सौफट रेज़: 32 - 40. Body shields in 5 rows; dorsal shields 10 to 17.
Body shape (shape guide): elongated.
Fry can be found in slow moving waters, adults in deep waters (Ref. 12218). Used in Chinese medicine (Ref. 12166). Reported to reach a length of more than 3 meters (Ref. 109736).
Birstein, V.J., 1993. Sturgeons and paddlefishes: threatened fishes in need of conservation. Conserv. Biol. 7:773-787. (Ref. 6866)
IUCN Red List Status (Ref. 130435: Version 2025-1)
Threat to humans
Harmless
Human uses
मात्स्यिकी: व्यापारिक
साधन
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इंटरनेट स्रोत
Estimates based on models
Preferred temperature (संदर्भ
123201): 15.6 - 26.5, mean 23.5 °C (based on 180 cells).
Phylogenetic diversity index (संदर्भ
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00295 (0.00131 - 0.00665), b=3.18 (3.00 - 3.36), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
Trophic level (संदर्भ
69278): 3.5 ±0.37 se; based on food items.
Generation time: 12.1 ( na - na) years. Estimated as median ln(3)/K based on 1
growth studies.
लौटाव (संदर्भ
120179): बहुत नीचे, न्यूनतम जनसंख्या दुगनी समय अवलागत 14 महीने। (tm=9-26; tmax=33).
Fishing Vulnerability (Ref.
59153): Very high vulnerability (79 of 100).
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