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Beloniformes (Needle fishes) >
Adrianichthyidae (Ricefishes) > Oryziinae
Etymology: Oryzias: Greek, oryza = rice; because of the habitat used by this fish (Ref. 45335); orthognathus: Greek, orthos = right + Greek, gnathos = jaws (Ref. 45335).
More on author: Kottelat.
Environment: milieu / climate zone / depth range / distribution range
Ecologia
; Água doce bentopelágico; pH range: 7.5 - 8.5; não migratória. Tropical; 22°C - 25°C (Ref. 31267); 1°S - 3°S, 120°W - 121°W (Ref. 26747)
Asia: Endemic to Lake Poso, Sulawesi, Indonesia.
Tamanho / Peso / Idade
Maturity: Lm ?  range ? - ? cm
Max length : 6.5 cm TL macho/indeterminado; (Ref. 31267); common length : 5.0 cm TL macho/indeterminado; (Ref. 27139)
Raios dorsais (total) : 8 - 11; Raios anais : 23 - 25. Distinguished from all other species of the genus by its upturned mouth. Differs further by having 45-54 scales in lateral row, 8-11 dorsal rays and 23-25 anal rays (Ref. 26747).
Non-annual breeder. Is very difficult to maintain in aquarium (Ref. 27139).
Ciclo de vida ou comportamento de acasalamento
Maturities | Reprodução | Spawnings | Egg(s) | Fecundities | Larvas
Kottelat, M., A.J. Whitten, S.N. Kartikasari and S. Wirjoatmodjo, 1993. Freshwater fishes of Western Indonesia and Sulawesi. Periplus Editions, Hong Kong. 221 p. (Ref. 7050)
Status na Lista Vermelha da UICN (Ref. 130435)
Ameaça para os humanos
Harmless
Uso pelos humanos
Pescarias: espécies comerciais; Aquário: Espécies comerciais
Ferramentas
Relatórios especiais
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Fontes da internet
Estimates based on models
Índice de diversidade filogenética (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00479 (0.00190 - 0.01207), b=3.13 (2.91 - 3.35), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Nível Trófico (Ref.
69278): 3.5 ±0.5 se; based on size and trophs of closest relatives
Resiliência (Ref.
120179): Baixo, tempo mínimo de duplicação da população 4,5 - 14 anos (Assuming fec < 100).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).