Environment: milieu / climate zone / depth range / distribution range
Ecologia
; Água doce bentopelágico. Tropical; 3°S - 6°S
Oceania: lower and middle Sepik and Ramu river systems in Papua New Guinea.
Length at first maturity / Tamanho / Peso / Idade
Maturity: Lm ?, range 17 - ? cm
Max length : 30.0 cm SL macho/indeterminado; (Ref. 2847)
Espinhos dorsais (total) : 1; Raios dorsais moles (total) : 7; Espinhos anais: 0; Raios anais moles: 18 - 21.
Occurs primarily on the floodplain and in permanent lakes, occasionally encountered in river channels, but in low numbers. Feeds on small crustaceans, aquatic insect larvae and nymphs, terrestrial insects, plants, detritus, gastropods, leeches and worms (Ref. 2847).
Life cycle and mating behavior
Maturidade | Reprodução | Desova | Ovos | Fecundidade | Larvas
Mouthbrooders. A typical brood mass contains 8 to 30 eggs (Ref. 2847).
Marceniuk, A.P., C. Oliveira and C.J. Ferraris Jr., 2023. A new classification of the family Ariidae (Osteichthyes: Ostariophysi: Siluriformes) based on combined analyses of morphological and molecular data. Zool.J. Linn. Soc. 200(2):426-476. (Ref. 130933)
Categoria na Lista Vermelha da IUCN (Ref. 130435: Version 2024-2)
Ameaça para o homem
Traumatogenic (Ref. 58010)
Utilização humana
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): 2.9 ±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): Low to moderate vulnerability (27 of 100).
