Elasmobranchii (tubarões e raias) (sharks and rays) >
Squaliformes (Sleeper and dogfish sharks) >
Etmopteridae (Lantern sharks)
Etymology: Etmopterus: Greek, ethmos, -ou = sieve or ethmoides bone + Greek, pteron = wing, fin (Ref. 45335).
More on author: Lowe.
Ambiente: milieu / zona climática / intervalo de profundidade / gama de distribuição
Ecologia
marinhas batidemersal; oceanódromo (Ref. 51243); intervalo de profundidade 0 - 1120 m (Ref. 106604), usually 400 - 700 m (Ref. 36731). Deep-water; 45°N - 55°S, 98°W - 171°W
Western Atlantic: northern Gulf of Mexico and southern Brazil to Argentina (Ref. 247, 6871); one specimen collected off the Guianas (Ref. 13608). Eastern Atlantic: Portugal to Namibia (Ref. 247, 127434). Also in oceanic waters between Argentina and South Africa (Ref. 247). Western Indian Ocean: South Africa, and Arabian Sea (Ref.85183). Western Pacific: Australia (Ref. 6871), New Zealand (Ref. 26346), and Japan (Ref. 247). Southeast Pacific: Amber Seamount, Nasca and Sala-y-Gomez.
Comprimento na primeira maturidade / Tamanho / Peso / Idade
Maturidade: Lm 42.5, range 38 - 47 cm
Max length : 50.0 cm TL macho/indeterminado; (Ref. 36731)
Espinhos dorsais (total) : 2; Espinhos anais: 0. Bladelike unicuspidate teeth in lower jaw and teeth with cusps and cusplets in upper jaw, relatively short snout, low, truncated denticles (Ref. 247). Blackish brown dorsally, with an obscure broad black mark running above, in front and behind pelvic fins (Ref. 247).
Body shape (shape guide): elongated.
Found on or near the bottom of continental and insular slopes at depths from 275 to 1,000 m (possibly to 2,000 m); also oceanic in the south Atlantic from the surface to 710 m (Ref. 6871), possibly as deep as 1998 m (Ref. 58302). Feeds on fish eggs, lanternfish, squid, and other small dogfish (Ref. 5578). Ovoviviparous (Ref. 205). Utilized dried salted for human consumption and for fishmeal (Ref. 247).
Ciclo de vida e comportamento de acasalamento
Maturidade | Reprodução | Desova | Ovos | Fecundidade | Larvas
Ovoviviparous (Ref. 247). 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)
Categoria na Lista Vermelha da IUCN (Ref. 130435: Version 2025-2 (Global))
Ameaça para o homem
Harmless
Utilização humana
Pescarias: pouco comercial
Ferramentas
Relatórios especiais
Descarregue XML
Fontes da internet
Estimativas baseadas em modelos
Temperatura preferida (Ref.
123201): 5.3 - 13.6, mean 8.9 °C (based on 409 cells).
Índice de diversidade filogenética (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00355 (0.00233 - 0.00541), b=3.04 (2.91 - 3.17), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
Nível Trófico (Ref.
69278): 4.2 ±0.4 se; based on diet studies.
Resiliência (Ref.
120179): Baixo, tempo mínimo de duplicação da população 4,5 - 14 anos (Fec assumed to be <100).
Vulnerabilidade da pesca (Ref.
59153): Moderate vulnerability (40 of 100).
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Nutrientes (Ref.
124155): Calcium = 11 [2, 59] mg/100g; Iron = 0.361 [0.083, 1.174] mg/100g; Protein = 19.3 [16.7, 21.6] %; Omega3 = 0.335 [0.121, 1.064] g/100g; Selenium = 12.6 [3.9, 37.7] μg/100g; VitaminA = 19 [4, 88] μg/100g; Zinc = 0.336 [0.161, 0.660] mg/100g (wet weight);
