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Beryciformes (Sawbellies) >
Melamphaidae (Bigscale fishes or ridgeheads)
Etymology: Sio: Acronym of Scripps Institute of Oceanography (Ref. 45335).
Eponymy: SIO is the official abbreviation of the Scripps Institution of Oceanography, California. Dr Nils Otto Gustaf Nordenskjöld (1869–1928) was a Finnish-Swedish geologist, geographer and polar explorer. [...] (Ref. 128868), visit book page.
More on author: Lönnberg.
Milieu: milieu / Klimaatzone / Diepte / verspreidingsgebied
Ecologie
marien bathypelagisch; diepte 200 - 3000 m (Ref. 51657). Deep-water; 20°S - 68°S
Atlantic, Indian and Pacific: south of 20°S. A single specimen was recorded from the Eastern Central Pacific (Ref. 5189). Record from the North Pacific (Moss, 1962) is in error (Ref. 51657).
Grootte / Gewicht / Leeftijd
Maturiteit: Lm ?  range ? - ? cm
Max length : 12.3 cm SL mannelijk / geslacht onbekend; (Ref. 5189)
Korte beschrijving
Determinatiesleutels | Morfologie | Morfometrie
Dorsale stekels (totaal) : 3; Dorsale zachte stralen (totaal) : 9; Anale stekels: 1; Anale zachte stralen: 8 - 9.
Body shape (shape guide): fusiform / normal.
Trawled below 200 m (Ref. 4241). Young are found in warmer and more northern waters.
Levenscyclus en paargedrag
Maturiteit | Voortplanting | Paaien | Eieren | Fecunditeit | Larven
Gon, O., 1990. Melamphaidae. p. 218-221. In O. Gon and P.C. Heemstra (eds.) Fishes of the Southern Ocean. J.L.B. Smith Institute of Ichthyology, Grahamstown, South Africa. (Ref. 5189)
Status op de Rode Lijst van het IUCN (Ref. 130435: Version 2025-2 (Global))
Gevaar voor de mens
Harmless
Gebruik door de mens
Visserij: van minder commercieel belang
Tools
Speciale rapporten
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Internetbronnen
Schattingen op basis van modellen
Gewenste temperatuur (Ref.
123201): 2.1 - 7.9, mean 4.1 °C (based on 682 cells).
Fylogenetische diversiteitsindex (Ref.
82804): PD
50 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01096 (0.00453 - 0.02656), b=3.09 (2.88 - 3.30), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trofisch niveau (Ref.
69278): 3.5 ±0.4 se; based on size and trophs of closest relatives
Weerstandsvermogen (Ref.
120179): laag, minimale populatieverdubbelingstijd 4,5-14 jaar (Preliminary K or Fecundity.).
Kwetsbaarheid van de visserij (Ref.
59153): Low vulnerability (10 of 100).
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