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).
Length at first maturity / 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 moles (total) : 7; Espinhos anais: 0; Raios anais moles: 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.
Life cycle and mating behavior
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)
Categoria na Lista Vermelha da IUCN (Ref. 130435: Version 2024-2)
Ameaça para o homem
Traumatogenic (Ref. 58010)
Utilização humana
Pescarias: pescarias de subsistência
Ferramentas
Relatórios especiais
Descarregue XML
Fontes da internet
Estimates based on models
Phylogenetic diversity index (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, 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).