Andromakhe Tupi (Andromakhe tupi) is a ray-finned fish. It inhabits freshwater waters. This species can reach a maximum total length of 7.3 cm. With a trophic level of 3, it is a low-level carnivore, feeding on invertebrates and small organisms. It is assessed as Least Concern on the IUCN Red List.
Dorsal soft rays (total): 13; Vertebrae: 35. Differs from other species of the genus by the combination of the following characters: long pectoral fins always surpassing pelvic-fin origin; anal fin origin at level of a vertical through fifth or sixth dorsal fin rays; one supraopercular and two humeral spots on flanks; two or three maxillary teeth; 35-38 perforated scales in the lateral series; and 24-27 branched anal fin rays. Distinguishes further from most of its congeners by having deep body (36.9-42.6% SL); large eye (10.2-11.9% SL); maxillary length, 100.0-136.6% interorbital width); and presence of 24-25 gill rakers on first branchial arch .
Behavioural data for Andromakhe Tupi is currently being reviewed.
Freshwater; benthopelagic. Subtropical South America: endemic to Argentina (Ref.
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