Environment: milieu / climate zone / depth range / distribution range
Ecologia
; Água doce bentopelágico; potamódromo. Tropical; 1°S - 6°S
Asia and Oceania: New Guinea.
Comprimento de primeira maturação / Tamanho / Peso / Idade
Maturity: Lm ?, range 28 - ? 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: 3.5 kg (Ref. 9233); peso máx. publicado: 3.5 kg
Espinhos dorsais (total) : 1; Raios dorsais (total) : 6 - 7; Espinhos anais: 0; Raios anais : 17 - 24.
Adults inhabit rivers and lakes to at least 400 m elevation (Ref. 2847) at temperatures ranging from 26 to 32°C. May have migratory habits. Mainly diurnal. They feed primarily on large insect larvae and emergent and terrestrial insects, and also crustaceans excluding prawns.
Ciclo de vida ou comportamento de acasalamento
Maturidade | Reprodução | Desova | Ovos | Fecundidade | Larvas
Observations though on mouthbrooding are lacking. Ovary contains 25 to 90 ripe 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
Baixar XML
Fontes da internet
Estimates based on models
Índice de diversidade filogenética (Ref.
82804): PD
50 = 0.5010 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00537 (0.00327 - 0.00882), b=3.22 (3.07 - 3.37), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Nível Trófico (Ref.
69278): 2.7 ±0.29 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).