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Beryciformes (Sawbellies) >
Melamphaidae (Bigscale fishes or ridgeheads)
Etymology: Poromitra: Greek, poros = porous + Greek, mitra = stripe, belt (Ref. 45335).
Ambiente: milieu / zona climática / intervalo de profundidade / gama de distribuição
Ecologia
marinhas batipelágico; intervalo de profundidade 645 - 5320 m (Ref. 58302). Deep-water; 45°N - 49°S, 79°E - 109°W
Indo-Pacific: tropical waters.
Tamanho / Peso / Idade
Maturidade: Lm ? range ? - ? cm
Max length : 8.2 cm SL macho/indeterminado; (Ref. 9928)
Descrição breve
Chaves de identificação | Morfologia | Morfometria
Espinhos dorsais (total) : 3; Raios dorsais moles (total) : 9 - 10; Espinhos anais: 1; Raios anais moles: 7 - 8. This species is distinguished by the following characters: spinulated posterior and lower margins of the praeoperculum with the angular part of the praeoperculum having a non-spinulated notch; insertion of the ventral fins at the level of the vertical of the posterior margin of the pectoral fin insertion, or sometimes slightly shifted anteriad in small specimens; upper jaw extends beyond the vertical of the posterior eye margin; possess the smallest eyes among other species of the genus, 10.7-17.2 times in HL; soft rays on dorsal fin 9-10, in anal fin 7-8; first branchial arch with 23-25 rakers; vertebrae 24-25; pyloric caeca 7 (Ref. 83463).
Body shape (shape guide): fusiform / normal.
Trawled at depths greater than 800-1000 m (Ref. 4241, 83463); seined with unclosing fishing gear at 4500-0 m and with closing fishing gear at depths of 1300-645 m (Ref. 83463).
Ciclo de vida e comportamento de acasalamento
Maturidade | Reprodução | Desova | Ovos | Fecundidade | Larvas
Kotlyar, A.N., 2009. Revision of the genus Poromitra (Melamphaidae): Part 4. Species of P. cristiceps Group: P. atlantica, P. oscitans, and P. agofonovae Kotlyar, species nova. J. Ichthyol. 49(8):563-574. (Ref. 83463)
Categoria na Lista Vermelha da IUCN (Ref. 130435: Version 2025-2 (Global))
Ameaça para o homem
Harmless
Utilização humana
Pescarias: sem interesse
Ferramentas
Relatórios especiais
Descarregue XML
Fontes da internet
Estimativas baseadas em modelos
Temperatura preferida (Ref.
123201): 1.9 - 3.6, mean 2.4 °C (based on 2476 cells).
Índice de diversidade filogenética (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01096 (0.00453 - 0.02656), b=3.09 (2.88 - 3.30), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Nível Trófico (Ref.
69278): 3.3 ±0.3 se; based on size and trophs of closest relatives
Resiliência (Ref.
120179): Médio, tempo mínimo de duplicação da população 1,4 - 4,4 anos (Preliminary K or Fecundity.).
Vulnerabilidade da pesca (Ref.
59153): Low vulnerability (10 of 100).
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