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Siluriformes (Catfishes) >
Ariidae (Sea catfishes) > Ariinae
Etymology: Megalosciades: Named for the disproportionally large head of the type species in comparison to those observed in Sciades and close relatives.
More on author: Roberts.
Environment: milieu / climate zone / depth range / distribution range
Ecologie
; zoet water benthopelagisch. Tropical; 5°S - 9°S
Oceania: Fly River in Papua New Guinea.
Grootte / Gewicht / Leeftijd
Maturity: Lm ?  range ? - ? cm
Max length : 60.0 cm SL mannelijk / geslacht onbekend; (Ref. 2847)
Dorsale stekels (totaal) : 1; Dorsale zachte stralen (totaal) : 7; Anale stekels: 0; Anale zachte stralen: 20 - 22.
Inhabits river. Feeds exclusively on small fishes including clupeids, chanids and melanotaeniids.
Levenscyclus en paargedrag
Maturiteit | Voortplanting | Paaien | Eieren | Fecunditeit | Larven
Allen, G.R., 1991. Field guide to the freshwater fishes of New Guinea. Publication, no. 9. 268 p. Christensen Research Institute, Madang, Papua New Guinea. (Ref. 2847)
Status op de Rode Lijst van het IUCN (Ref. 130435: Version 2024-2)
Gevaar voor de mens
Traumatogenic (Ref. 58010)
Gebruik door de mens
Tools
Speciale rapporten
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Estimates based on models
Fylogenetische diversiteitsindex (Ref.
82804): PD
50 = 0.5156 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01000 (0.00244 - 0.04107), b=3.04 (2.81 - 3.27), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
Trofisch niveau (Ref.
69278): 4.5 ±0.80 se; based on food items.
Weerstandsvermogen (Ref.
120179): Gemiddeld, minimale populatieverdubbelingstijd 1,4-4,4 jaar (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Moderate to high vulnerability (49 of 100).