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Ophidiiformes (Cusk eels) >
Bythitidae (Livebearing brotulas)
Etymology: Barathronus: Greek, barathron = abyss + ending -ites, that lives there; the Barathron was a deep pit in Athens where criminals were thrown; 1849 +Greek, onos = hake.
Environment: milieu / climate zone / depth range / distribution range
البيئة
بحري قاعية المعيشة; نطاق العمق 386 - 1525 m (Ref. 34024). Deep-water
Indo-West Pacific: off South Africa, Madagascar and Mozambique to Japan, the Philippines and Australia.
الحجم / وزن / العمر
Maturity: Lm ? range ? - ? cm
Max length : 18.0 cm TL ذكر/ مختلط الجنس; (Ref. 6611)
الأشعة الظهرية الناعمة (المجموع) : 75 - 83; أشعه شرجية لينه: 55 - 66; فقرات: 74 - 79. This species is distinguished by the following characters: when preserved, distinct, dark brown pigmentation dorsally between head and dorsal fin and on the sides of the light brown body; fresh specimens when newly caught with dark blue-like pigmentation on the peritoneum and body faintly reddish; D 75-83, A 55-66; vertebrae 74-79; vomer with up to four fangs, dentary with up to five fangs; penis length up to 10% SL, proximally covered by a large dorsal clasper and a smaller ventral clasper protected ventrally by a well-developed fleshy hood; eyes not externally visible in specimens longer than about 14.0 cm SL, while eyes of smaller specimens appear as a narrow, dark ring surrounding lighter tissue (Ref. 128809).
Rare species (Ref. 34024). Viviparous. Relatively often caught by commercial trawlers for it also occurs on the upper continental slope (Ref. 128809).
Life cycle and mating behavior
النضج | التكاثر | وضع البيض | بيض | الخصوبة | Larvae
Nielsen, J.G., J.J. Pogonoski and S.A. Appleyard, 2019. Aphyonid-clade species of Australia (Teleostei, Bythitidae) with four species new to Australian waters and a new species of Barathronus. Zootaxa 4564(2):554-572. (Ref. 128809)
IUCN Red List Status (Ref. 130435: Version 2024-2)
استخدامات بشرية
مصائد: غير ذات اهمية
أدوات
تقارير خاصة
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مصادر علي الأنترنت
Estimates based on models
Preferred temperature (Ref.
123201): 2.1 - 9.6, mean 6.8 °C (based on 265 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5005 [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): 3.4 ±0.5 se; based on size and trophs of closest relatives
المرونه (Ref.
120179): عالي, الحد الزمني الأدني لتضاعف عدد أفراد المجتمع أقل من 15 شهر (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
Nutrients (Ref.
124155): Calcium = 47.3 [26.0, 106.9] mg/100g; Iron = 0.502 [0.248, 1.006] mg/100g; Protein = 15.9 [13.5, 18.3] %; Omega3 = 0.386 [0.182, 0.815] g/100g; Selenium = 19 [7, 46] μg/100g; VitaminA = 17.7 [3.6, 83.0] μg/100g; Zinc = 0.517 [0.337, 0.789] mg/100g (wet weight);
