Oryzias Uwai (Oryzias uwai), first described by Roberts, 1998 is a tiny fish in the family Adrianichthyidae (order Beloniformes). Adults typically reach 1.60 cm in maximum length. It inhabits freshwater systems including rivers, streams, and lakes. It occurs in Tropical waters. It is broadly omnivorous, taking invertebrates, plant matter, and detritus. On the IUCN Red List, it is classified as Data Deficient.
Dorsal soft rays (total): 6 - 7; Anal soft rays: 18 - 21; Vertebrae: 25 - 28. Principal caudal fin rays 4/5.: elongated.
Behavioural data for Oryzias Uwai is currently being reviewed.
Freshwater; benthopelagic. Tropical
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