Diapoma Thauma (Diapoma thauma) is a ray-finned fish. It inhabits freshwater waters. This species can reach a maximum total length of 4.5 cm. With a trophic level of 2.8, it is an omnivore, consuming both plant and animal matter. It is assessed as Near Threatened on the IUCN Red List.
Dorsal soft rays (total): 10. Readily distinguished from most similar congener Diapoma terofali by having 15-18 gill rakers on the lower limb of first gill arch (vs. 11-13) and 26-33 anal-fin rays (vs. 24-27) . : short and / or deep.
Behavioural data for Diapoma Thauma is currently being reviewed.
Freshwater; benthopelagic. Subtropical South America: tributaries of the rio Jacuí basin in Rio Grande do Sul, Brazil.
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