Environment: milieu / climate zone / depth range / distribution range
Ecologia
; Água doce bentopelágico. Tropical; 1°S - 6°S
Asia and Oceania: Irian Jaya in Indonesia (Mamberamo river system) and Papua New Guinea (Ramu and Sepik river systems).
Comprimento de primeira maturação / Tamanho / Peso / Idade
Maturity: Lm ?, range 19 - ? cm
Max length : 60.0 cm SL macho/indeterminado; (Ref. 2847); common length : 35.0 cm SL macho/indeterminado; (Ref. 9233); common length :35 cm SL (female); peso máx. publicado: 1.8 kg (Ref. 9233); peso máx. publicado: 1.8 kg
Espinhos dorsais (total) : 1; Raios dorsais (total) : 7; Espinhos anais: 0; Raios anais : 17 - 19.
Prefers lakes, but also occurs in the main river channels. Enters floodplains occasionally. Occurs at temperatures ranging from 26 to 32°C. Mainly diurnal. Feeds on large crustaceans such as Macrobrachium, large insects and nymphs, fishes (usually Ophieleotris aporos), leeches, earthworms, plants and detritus.
Ciclo de vida ou comportamento de acasalamento
Maturidade | Reprodução | Desova | Ovos | Fecundidade | Larvas
Mouthbrooders. Brood mass contains 8 to 85 eggs (Ref. 2847).
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 na Lista Vermelha da UICN (Ref. 130435: Version 2024-2)
Ameaça para os humanos
Traumatogenic (Ref. 58010)
Uso pelos humanos
Pescarias: pesca de subsistência
Ferramentas
Relatórios especiais
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Fontes da internet
Estimates based on models
Índice de diversidade filogenética (Ref.
82804): PD
50 = 0.7500 [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).
Nível Trófico (Ref.
69278): 3.0 ±0.36 se; based on food items.
Resiliência (Ref.
120179): médio(a), tempo mínimo de duplicação da população 1,4 - 4,4 anos (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Moderate to high vulnerability (49 of 100).