इलाज़मौबरांकी (शारक और रेज़) (sharks and rays) >
Squaliformes (Sleeper and dogfish sharks) >
Etmopteridae (Lantern sharks)
Etymology: Centroscyllium: Greek, kentron = sting + Greek, skylla = a kind of shark (Ref. 45335).
Eponymy: Bishop Otto Fabricius (1744–1822) was a Danish missionary, explorer and naturalist in Greenland (1768–1773). [...] (Ref. 128868), visit book page.
पर्यावरण: पर्यावरण / जलवायु क्षेत्र / गहराई सीमा / वितरण सीमा
पारिस्थितिकी
समुद्री बाथीड़िमरसल, usually 180 - 2250 m (Ref. 117245). Deep-water; 1°C - 5°C (Ref. 117245); 68°N - 57°S, 99°W - 120°E (Ref. 55215)
Northwest Atlantic: South Baffin Island and Greenland to Virginia, USA and possibly the Gulf of Mexico. Eastern Atlantic: Iceland along Atlantic slope to Senegal; Guinea to Sierra Leone; Namibia to Quoin Point, South Africa (Ref. 5578). Southwest Atlantic: Uruguay to Argentina (Ref. 58839).
प्रथम परिपक्वता पर लंबाई / आकार / वज़न / आयु
परिपक्व अवधि: Lm 64.0, range 58 - 70 cm
Max length : 107 cm TL पुल्लिंग / अलिंग; (Ref. ); common length : 84.0 cm TL पुल्लिंग / अलिंग; (Ref. 247); common length :70 cm TL (female)
Adults uniformly blackish; fins of juveniles with white margins (Ref. 6577).
Body shape (shape guide): elongated.
Found on the outermost continental shelves and upper slopes, mostly below 275 m (Ref. 247). Epibenthic-pelagic (Ref. 58426). At high latitudes, may move up to the surface especially during the winter (Ref. 247). Bottom water temp. Are from 3.5 to 4.5°C, but sometimes down to 1°C. Segregation by sex and size as well as by movement into shallower water and by increase in school size is sometimes seen. Feeds on crustaceans, cephalopods, jellyfish and small fishes. Ovoviviparous (Ref. 205), with at least 14 pups in a litter (Ref. 247). Has luminescent organs in skin. May reach 107 cm.
जीवन चक्र और संभोग व्यवहार
परिपक्व अवधि | पुनरुत्पत्ति | मछलीऔ का अंडे देना | अंडे | उपजाऊपन | लार्वा
Distinct pairing with embrace (Ref. 205).
Compagno, L.J.V., 1984. FAO Species Catalogue. Vol. 4. Sharks of the world. An annotated and illustrated catalogue of shark species known to date. Part 1 - Hexanchiformes to Lamniformes. FAO Fish. Synop. 125(4/1):1-249. Rome, FAO. (Ref. 247)
आईयूसीएन रेड लिस्ट स्थिति (Ref. 130435: Version 2025-2 (Global))
मनुष्यों के लिए ख़तरा
Harmless
मानव उपयोग
मात्स्यिकी: निर्वाह मात्स्यिकी
साधन
विशेष रिपोर्ट
XML डाउनलोड करें
इंटरनेट स्रोत
मॉडल पर आधारित अनुमान
पसंदीदा तापमान (संदर्भ
123201): 1.6 - 9.9, mean 4.2 °C (based on 219 cells).
जातिवृति विविधता सूचकांक (संदर्भ
82804): PD
50 = 0.5078 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00295 (0.00163 - 0.00535), b=3.07 (2.90 - 3.24), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
ट्रॉफिक स्तर (संदर्भ
69278): 3.8 ±0.3 se; based on diet studies.
लौटाव (संदर्भ
120179): निम्न, न्यूनतम जनसंख्या दुगनी होने का समय 4.5 - 14 वर्ष। (Fec=14).
मछली पकड़ने की भेद्यता (Ref.
59153): High vulnerability (64 of 100).
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जलवायु भेद्यता (Ref.
125649): Moderate vulnerability (38 of 100).
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पोषक तत्व (Ref.
124155): Calcium = 6.51 [1.15, 36.11] mg/100g; Iron = 0.304 [0.072, 1.034] mg/100g; Protein = 17.9 [15.9, 20.6] %; Omega3 = 0.262 [0.092, 0.828] g/100g; Selenium = 17.1 [4.9, 53.5] μg/100g; VitaminA = 13.3 [2.5, 68.9] μg/100g; Zinc = 0.352 [0.164, 0.692] mg/100g (wet weight); based on
nutrient studies.
