The type locality, ribeirão São Mateus, is a small creek with sand bottom, clear water and about 1.0-2.0 m wide and 0.5 m deep. Also collected from rio Passa Cinco, a relatively large river about 5.0-10.0 m wide and 1.0-2.0 m deep, with fast flowing clear water with sand in the bottom and stretches with rocks .
Dorsal spines (total): 1; Dorsal soft rays (total): 7; Anal spines: 1; Anal soft rays: 5. : elongated.
Behavioural data for Harttia Absaberi is currently being reviewed.
Freshwater; demersal. Tropical South America: upper rio Paraná drainage in Brazil.
The following diseases are known to affect Harttia Absaberi.
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