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Saccopharyngiformes (Swallowers and gulpers) >
Monognathidae (Onejaws)
Etymology: Monognathus: Greek, monos = one + Greek, gnathos = jaw (Ref. 45335); ozawai: Named for Takakazu Ozawa who allowed the authors to describe the only Japanese specimen of this rare genus.
Eponymy: Dr Takakazu Ozawa is a Japanese ichthyologist at the Faculty of Fisheries, Kagoshima University. [...] (Ref. 128868), visit book page.
More on authors: Bertelsen & Nielsen.
Ambiente: milieu / zona climática / intervalo de profundidade / gama de distribuição
Ecologia
marinhas batipelágico. Deep-water
Northwest Pacific: Only known from the type locality south of the Ryukyu Islands.
Tamanho / Peso / Idade
Maturidade: Lm ?  range ? - ? cm
Max length : 6.5 cm TL macho/indeterminado; (Ref. 34506)
Descrição breve
Chaves de identificação | Morfologia | Morfometria
Raios dorsais moles (total) : 96; Raios anais moles: 66. M. ozawai differs from the other species of the genus by the following combination of characters: head short, snout blunt and short, skull length 5.5% TL, rostral fang with dorsal profile slightly convex forming an almost straight line with frontal profile of skull, dorsal fin origin above myomere number 5, anal fin origin below dorsal fin ray number 40 and pectoral fin about 1% TL.
Body shape (shape guide): eel-like.
Pelagic, caught in an open ring trawl (Ref. 34506).
Ciclo de vida e comportamento de acasalamento
Maturidade | Reprodução | Desova | Ovos | Fecundidade | Larvas
Bertelsen, E. and J.G. Nielsen, 1987. The deep sea eel family Monognathidae (Pisces, Anguilliformes). Steenstrupia 13(4):141-198. (Ref. 34506)
Categoria na Lista Vermelha da IUCN (Ref. 130435: Version 2025-2 (Global))
Ameaça para o homem
Harmless
Utilização humana
Ferramentas
Relatórios especiais
Descarregue XML
Fontes da internet
Estimativas baseadas em modelos
Índice de diversidade filogenética (Ref. 82804) |
PD50 = 0.5001 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00102 (0.00046 - 0.00225), b=3.06 (2.88 - 3.24), in cm total length, based on all LWR estimates for this body shape (Ref. 93245). |
Nível Trófico (Ref. 69278) |
3.1 ±0.30 se; based on food items. |
Vulnerabilidade da pesca (Ref. 59153) |
Low vulnerability (10 of 100). 🛈 |