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Myctophiformes (Lanternfishes) >
Neoscopelidae (Blackchins)
Etymology: Scopelengys: Greek, skopelos = a lantern fish + Greek, eggys = near (Ref. 45335); tristis: tristis meaning dull, alluding to its dull blackish color (Ref. 4525).
More on author: Alcock.
पर्यावरण: पर्यावरण / जलवायु क्षेत्र / गहराई सीमा / वितरण सीमा
पारिस्थितिकी
समुद्री बैथीपिलाजिक; औशिनोड़िरोमस (Ref. 51243); गहराई सीमा 400 - 1830 m (Ref. 58018). Deep-water; 35°N - 35°S
Western Indian Ocean: 6°N to 34°S. Probably Somalia (Ref. 30573). Western Pacific. Eastern Pacific: southern California, USA to Chile. Western Atlantic: off Venezuela (Ref. 6690) and Guianas (Ref. 13608). Eastern Atlantic: Morocco to Angola; one record from South Africa (Ref. 6604). South China Sea and East China Sea (Ref.74511).
आकार / वज़न / आयु
परिपक्व अवधि: Lm ?  range ? - ? cm
Max length : 20.0 cm SL पुल्लिंग / अलिंग; (Ref. 4481)
पृष्ठीय रीढ़ (सम्पूर्ण) : 0; पृष्ठीय सौफट रेज़ (सम्पूर्ण) : 11 - 13; गुदा कांटा: 0; ऐनल सौफट रेज़: 12 - 14. Uniform brown in color, mouth and belly darker (Ref. 6604). Branchiostegal rays: 8 (Ref. 36062). Lacks luminous organs and a gas bladder (Ref. 36062).
Body shape (shape guide): fusiform / normal.
High-oceanic and bathypelagic (Ref. 6604). Adults usually found below about 1,000 m, but juveniles found between 500-800 m. No evidence of vertical migration (Ref. 6604). Feed mainly on small crustaceans. Sexually mature from about 15.2 cm (Ref. 4525). Oviparous, with planktonic larvae (Ref. 36062).
Eschmeyer, W.N., E.S. Herald and H. Hammann, 1983. A field guide to Pacific coast fishes of North America. Boston (MA, USA): Houghton Mifflin Company. xii+336 p. (Ref. 2850)
आईयूसीएन रेड लिस्ट स्थिति (Ref. 130435: Version 2025-2 (Global))
मनुष्यों के लिए ख़तरा
Harmless
मानव उपयोग
मात्स्यिकी: कोई रुचि बग़ैर
साधन
विशेष रिपोर्ट
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इंटरनेट स्रोत
मॉडल पर आधारित अनुमान
जातिवृति विविधता सूचकांक (संदर्भ 82804) |
PD50 = 0.7578 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00933 (0.00367 - 0.02375), b=3.08 (2.86 - 3.30), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
ट्रॉफिक स्तर (संदर्भ 69278) |
3.1 ±0.30 se; based on food items. |
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Generation time |
2.4 ( na - na) years. Estimated as median ln(3)/K based on 1 growth studies. |
लौटाव (संदर्भ 120179) |
माध्यम, न्यूनतम जनसंख्या दुगनी होने का समय 1.4 - 4.4 वर्ष। (Assuming tmax>3). |
मछली पकड़ने की भेद्यता (Ref. 59153) |
Low to moderate vulnerability (27 of 100). 🛈 |