Common names from other countries
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Beryciformes (Sawbellies) >
Berycidae (Alfonsinos)
Eponymy: Dr Anatoly Dmitrievich Druzhinin (1926–1979) was a marine biologist and fisheries scientist at the All-Russian Research Institute of Fisheries and Oceanography (VNIRO), where he was Professor and head of the pelagic fish laboratory. [...] (Ref. 128868), visit book page.
Environment: milieu / climate zone / نطاق العمق / distribution range
البيئة
بحري قاعية التغذية و المعيشة; نطاق العمق 128 - 200 m (Ref. 58018). Temperate
Western Indian Ocean. Western Pacific: recently recorded Japan and New Caledonia.
الحجم / وزن / العمر
النضج: Lm ? range ? - ? cm
Max length : 23.0 cm TL ذكر/ مختلط الجنس; (Ref. 9833)
الأشواك الظهرية (المجموع) : 5 - 7; الأشعة الظهرية الناعمة (المجموع) : 12 - 15; شوكة شرجية: 4; أشعه شرجية لينه: 15 - 17. First infraorbital without spine on anterior end. Lateral line ends in caudal fin base. No fleshy disk on inner face of exposed area of scale. Anterior and posterior nostrils close together, their distance apart shorter than diameter of anterior nostril. Specimens from the Indian Ocean have more gill rakers than specimens from Japan.
Body shape (shape guide): fusiform / normal; Cross section: compressed.
A benthic or benthopelagic species trawled in 128-200 m depth.
Life cycle and mating behavior
النضج | التكاثر | وضع البيض | بيض | الخصوبة | Larvae
Paxton, J.R., 1999. Berycidae. Alfonsinos. p. 2218-2220. In K.E. Carpenter and V.H. Niem (eds.) FAO species identification guide for fishery purposes. The living marine resources of the WCP. Vol. 4. Bony fishes part 2 (Mugilidae to Carangidae). FAO, Rome. (Ref. 9833)
IUCN Red List Status (Ref. 130435: Version 2025-1)
استخدامات بشرية
مصائد: غير ذات اهمية
أدوات
تقارير خاصة
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مصادر علي الأنترنت
Estimates based on models
Preferred temperature (مرجع
123201): 14.7 - 22, mean 19.2 °C (based on 40 cells).
Phylogenetic diversity index (مرجع
82804): PD
50 = 0.5088 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01288 (0.00587 - 0.02825), b=3.03 (2.84 - 3.22), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
مستوى غذائي (مرجع
69278): 3.8 ±0.6 se; based on size and trophs of closest relatives
المرونه (مرجع
120179): وسيط, الحد الزمني الأدني لتضاعف عدد أفراد المجتمع 1.4-4.4 سنة (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (13 of 100).
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