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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 / depth range / distribution range
Ecologie
marien benthopelagisch; diepte 128 - 200 m (Ref. 58018). Temperate
Western Indian Ocean. Western Pacific: recently recorded Japan and New Caledonia.
Grootte / Gewicht / Leeftijd
Maturity: Lm ? range ? - ? cm
Max length : 23.0 cm TL mannelijk / geslacht onbekend; (Ref. 9833)
Dorsale stekels (totaal) : 5 - 7; Dorsale zachte stralen (totaal) : 12 - 15; Anale stekels: 4; Anale zachte stralen: 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.
A benthic or benthopelagic species trawled in 128-200 m depth.
Levenscyclus en paargedrag
Maturiteit | Voortplanting | Paaien | Eieren | Fecunditeit | Larven
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)
Status op de Rode Lijst van het IUCN (Ref. 130435: Version 2024-2)
Gevaar voor de mens
Harmless
Gebruik door de mens
Visserij: van geen belang
Tools
Speciale rapporten
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Internetbronnen
Estimates based on models
Preferred temperature (Ref.
123201): 14.7 - 22, mean 19.2 °C (based on 40 cells).
Fylogenetische diversiteitsindex (Ref.
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).
Trofisch niveau (Ref.
69278): 3.8 ±0.6 se; based on size and trophs of closest relatives
Weerstandsvermogen (Ref.
120179): Gemiddeld, minimale populatieverdubbelingstijd 1,4-4,4 jaar (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (13 of 100).
