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Anabantiformes (Gouramies, snakeheads) >
Osphronemidae (Gouramies) > Macropodusinae
Etymology: Betta: Malay/Javanese origin. Bleeker (1850, 1858) indicates Ikan Wadder Bettah as the local name of Betta trifasciata Bleeker, 1849 (now Betta picta, Valenciennes, 1846) in the Ambarawa Javanese dialect. Ikan Wader is a common Javanese name for smaller freshwater fishes, especially cyprinids (already used in Old Javanese). See Blust, R. & Trussel, S. Austronesian Comparative Dictionary. Web Edition (https://www.trussel2.com/acd/); antoni: Named for Irwan Anton in recognition of his generous help and gift of specimens.
Eponymy: Irwan Anton is based in Pontianak, West Kalimantan, Indonesia. The authors honoured him “in recognition of his generous help and gift of specimens.” (Ref. 128868), visit book page.
Environment: milieu / climate zone / depth range / distribution range
Ecologia
; Água doce bentopelágico. Tropical
Asia: Lower Kapuas basin in Kalimantan Barat, Indonesia.
Tamanho / Peso / Idade
Maturity: Lm ?  range ? - ? cm
Max length : 5.0 cm SL macho/indeterminado; (Ref. 57022)
Descrição breve
Chaves de identificação | Morfologia | Morfometria
Espinhos dorsais (total) : 0 - 1; Raios dorsais moles (total) : 7 - 8; Espinhos anais: 1 - 2; Raios anais moles: 25 - 27; Vértebras: 30 - 31. Body scales with blue iridescence when live; distinct black lower lip with black chin bar; very slim body (body depth at dorsal-fin origin 20.6-22.9% SL; height at pectoral-fin origin 12.8-15.5% SL); 23-24 predorsal scales; 31-33 lateral scales and 25-27 anal fin rays (Ref. 57022).
Facultative air-breathing (Ref. 126274)
Life cycle and mating behavior
Maturidade | Reprodução | Desova | Ovos | Fecundidade | Larvas
Tan, H.H. and P.K.L. Ng, 2006. Six new species of fighting fish (Teleostei: Osphronemidae: Betta) from Borneo. Ichthyol. Explor. Freshwat. 17(2):97-114. (Ref. 57022)
Categoria na Lista Vermelha da IUCN (Ref. 130435: Version 2024-1)
Ameaça para o homem
Harmless
Utilização humana
Ferramentas
Relatórios especiais
Descarregue XML
Fontes da internet
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01000 (0.00377 - 0.02651), b=2.97 (2.74 - 3.20), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Nível Trófico (Ref.
69278): 3.2 ±0.4 se; based on size and trophs of closest relatives
Resiliência (Ref.
120179): Elevada, tempo mínimo de duplicação da população menor que 15 meses (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).