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Squaliformes (Sleeper and dogfish sharks) >
Etmopteridae (Lantern sharks)
Etymology: Etmopterus: Greek, ethmos, -ou = sieve or ethmoides bone + Greek, pteron = wing, fin (Ref. 45335).
Eponymy: Harvey Raymond Bullis Jr (1924–1992) was an American malacologist who was head of the Bureau of Commercial Fisheries Exploratory Base at Pascagoula, Mississippi and Chief, Gulf Fisheries Exploration & Gear Research, US Fish and Wildlife Service. [...] (Ref. 128868), visit book page.
Environment: milieu / climate zone / depth range / distribution range
বাস্তুসংস্থান
সামুদ্রিক; গভীরতার পরিসীমা 250 - 850 m (Ref. 55584), usually 275 - 824 m (Ref. 106604). Deep-water; 34°N - 15°N
Western Atlantic: North Carolina to northern Florida (USA) and Honduras.
আকৃতি / ওজন / Age
Maturity: Lm ?  range ? - ? cm
Max length : 19.6 cm TL পুরুষ/ লিঙ্গ অনিধর্ারিত ; (Ref. 124468); common length : 23.0 cm TL পুরুষ/ লিঙ্গ অনিধর্ারিত ; (Ref. 247)
Found on the continental slopes at about 366 m depth. Length given comes from an immature specimen. Ovoviviparous (Ref. 205).
Life cycle and mating behavior
পরিপক্কতা | প্রজনন | ডিম ছাড়া | ডিমসমূহ | ডিম্বধারন ক্ষমতা | শুককীট
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)
IUCN Red List Status (Ref. 130435: Version 2024-2)
Threat to humans
Harmless
Human uses
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ইন্টারনেট সুত্র
Estimates based on models
Preferred temperature (Ref.
123201): 6.3 - 17.2, mean 10.7 °C (based on 191 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00380 (0.00194 - 0.00745), b=3.09 (2.92 - 3.26), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
ট্রফিক পর্যায়ে (Ref.
69278): 3.9 ±0.5 se; based on size and trophs of closest relatives
স্থিতিস্থাপক (Ref.
120179): নিম্ন/ , সর্বনিম্ন প্রজন দ্বিগুনের সময় ৪.৪-১৪ বৎসর (Fec assumed to be <100).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).