Environment: milieu / climate zone / depth range / distribution range
Ecologia
; Água doce bentopelágico; potamódromo. Tropical; 1°S - 6°S
Asia and Oceania: New Guinea.
Length at first maturity / 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 moles (total) : 6 - 7; Espinhos anais: 0; Raios anais moles: 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.
Life cycle and mating behavior
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)
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 = 0.5010 [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, 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).