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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.
Environment: milieu / climate zone / depth range / distribution range
البيئة
بحري القاع; نطاق العمق 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.
الحجم / وزن / العمر
Maturity: Lm ? range ? - ? cm
Max length : 46.0 cm TL ذكر/ مختلط الجنس; (Ref. 2850)
الأشواك الظهرية (المجموع) : 0; الأشعة الظهرية الناعمة (المجموع) : 98 - 110; شوكة شرجية: 0; أشعه شرجية لينه: 72 - 81; فقرات: 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).
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)
IUCN Red List Status (Ref. 130435: Version 2024-1)
استخدامات بشرية
مصائد: تجاري; حوض مائي: احواض مائية عامة
أدوات
تقارير خاصة
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مصادر علي الأنترنت
Estimates based on models
Preferred temperature (Ref.
123201): 7.7 - 23.3, mean 10.8 °C (based on 234 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00447 (0.00172 - 0.01163), b=3.10 (2.87 - 3.33), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
مستوى غذائي (Ref.
69278): 3.6 ±0.5 se; based on size and trophs of closest relatives
المرونه (Ref.
120179): وسيط, الحد الزمني الأدني لتضاعف عدد أفراد المجتمع 1.4-4.4 سنة (Fec=200).
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (36 of 100).
