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Teleostei >
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.
环境：氛围 / 气候带 / 深度上下限 / 分布范围
生态学
海洋 居于水底的; 深度上下限 3 - 256 m (Ref. 2850), usually 15 - ? m (Ref. 2850). 亞熱帶的; 59°N - 14°N, 137°W - 92°W
Eastern Pacific: Petersburg, southeastern Alaska to Ensenada, northern Baja California, Mexico.
東太平洋: 彼得斯堡，阿拉斯加州東南方到 Ensenada ，墨西哥的下加利福尼亞北部。
大小 / 重量 / 年龄
成熟度: Lm ? range ? - ? cm
Max length : 46.0 cm TL 雄鱼/尚未辨别雌雄; (Ref. 2850)
背棘 (总数) : 0; 背的软条 (总数) : 98 - 110; 臀棘: 0; 臀鳍软条: 72 - 81; 脊椎骨: 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.
背鳍基底覆盖着松散的皮肤了; 尾部的小而且圆的; 臀鳍基底覆盖着皮肤了; 胸鳍圆的, 几乎有梗; 二个腹鳍鳍条, 腹鳍的外部鳍条长的，细长的与丝状的, 长度两倍于内部的鳍条.(参考文献 6885) 鲜红色到褐色的在背面上, 几乎白色在身体的腹面上; 在头部的腹面上的灰白的红色; 背鳍与臀鳍红色的边缘; 鲜红色在尾鳍与胸鳍上; 唇粉红色; 黏液分泌淡红的.(参考文献 6885) 鳃条骨: 7.(参考文献 36488)
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).
一种常见的善于隐藏的鱼种.(参考文献 34024) 发现于岩石区了。 (参考文献 2850) 生产幼鱼者仔鱼为浮游性.(参考文献 36488) 肉被认为是甜蜜与细微结构但是很少有用的.(参考文献 27436)
生命周期和交配行为
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
Ovoviviparous (Ref. 205).東太平洋: 彼得斯堡，阿拉斯加州東南方到 Ensenada ，墨西哥的下加利福尼亞北部。
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)
世界自然保护联盟红皮书 (Ref. 130435: Version 2025-2 (Global))
人类利用
渔业: 商业性; 水族馆: 公众的水族馆
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特别资料
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基于模型的估算
首选温度 (参考文献
123201): 7.7 - 23.3, mean 10.8 °C (based on 234 cells).
系统发育多样性指数 (参考文献
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).
营养阶层 (参考文献
69278): 3.6 ±0.5 se; based on size and trophs of closest relatives
回复力 (参考文献
120179): 中等的, 族群倍增时间最少 1.4 - 4.4年 (Fec=200).
渔业脆弱性 (Ref.
59153): Moderate vulnerability (36 of 100).
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