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Ophidiiformes (Cusk eels) >
Bythitidae (Livebearing brotulas)
Etymology: Brosmophycis: Greek, brosomai, bibrosko = to eat up, to devour + Greek, phykis = a fish that lives among alga (Greek, phyke) + Greek, ops =appearance (Ref. 45335); marginata: marginatus meaning edged (Ref. 6885).
More on author: Ayres.
Meio ambiente: milieu / Zona climática / intervalo de profundidade / faixa de distribuição
Ecologia
marinhas demersal; intervalo de profundidade 3 - 256 m (Ref. 2850), usually 15 - ? m (Ref. 2850). Subtropical; 59°N - 14°N, 137°W - 92°W
Eastern Pacific: Petersburg, southeastern Alaska to Ensenada, northern Baja California, Mexico.
Tamanho / Peso / Idade
Maturidade: Lm ?  range ? - ? cm
Max length : 46.0 cm TL macho/indeterminado; (Ref. 2850)
Descrição suscinta
Chaves de identificação | Morfologia | Morfometria
Espinhos dorsais (total) : 0; Raios dorsais (total) : 98 - 110; Espinhos anais: 0; Raios anais : 72 - 81; Vértebras: 63 - 65. Dorsal fin base covered with loose skin; caudal small and rounded; anal fin base covered with skin; pectorals rounded, almost pedunculate; two pelvic fin rays, outer ray of pelvic fins long, slender and filamentous, twice the length of inner ray (Ref. 6885). Bright red to brown on dorsal surface, nearly white on ventral surface of the body; pale red on ventral surface of head; margins of dorsal and anal fins red; bright red on caudal and pectoral fins; lips pink; mucus secretion reddish (Ref. 6885). Branchiostegal rays: 7 (Ref. 36488).
Body shape (shape guide): elongated.
A common cryptic species (Ref. 34024). Found in rocky areas (Ref. 2850). Live-bearers with planktonic larvae (Ref. 36488). Flesh considered sweet and fine-textured but rarely available (Ref. 27436).
Ovoviviparous (Ref. 205).
Nielsen, J.G., D.M. Cohen, D.F. Markle and C.R. Robins, 1999. Ophidiiform fishes of the world (Order Ophidiiformes). An annotated and illustrated catalogue of pearlfishes, cusk-eels, brotulas and other ophidiiform fishes known to date. FAO Fish. Synop. 125(18):178p. Rome: FAO. (Ref. 34024)
Status na Lista Vermelha da UICN (Ref. 130435: Version 2025-2 (Global))
Ameaça para os humanos
Harmless
Uso pelos humanos
Pescarias: espécies comerciais; Aquário: Aquários públicos
Ferramentas
Relatórios especiais
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Fontes da internet
Estimativas baseadas em modelos
Temperatura preferida (Ref.
123201): 7.7 - 23.3, mean 10.8 °C (based on 234 cells).
Índice de diversidade filogenética (Ref.
82804): PD
50 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00479 (0.00192 - 0.01191), b=3.03 (2.81 - 3.25), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Nível Trófico (Ref.
69278): 3.6 ±0.5 se; based on size and trophs of closest relatives
Resiliência (Ref.
120179): médio(a), tempo mínimo de duplicação da população 1,4 - 4,4 anos (Fec=200).
Vulnerabilidade da pesca (Ref.
59153): Moderate vulnerability (36 of 100).
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