Tominanga Sanguicauda (Tominanga sanguicauda), first described by Kottelat, 1990 is a small fish. Adults typically reach 5.40 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 Near Threatened.
Dorsal soft rays (total): 9 - 11; Anal spines: 1; Anal soft rays: 12 - 14. Differs from its only known congeners, T. aurea, in having 27-31 gill rakers on first gill-arch (vs. 31-36) and in the coloration of the living males (body plain blue or red; caudal red; dorsal, anal and pelvic blue or red) .
Behavioural data for Tominanga Sanguicauda is currently being reviewed.
Freshwater; brackish; pelagic; dH range: ? - 15. Tropical; 20°C - 26°C
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