| Remarks |
Locality of occurrence of Austrolebias bagual is situated in the Pampa region (irregular rainy season between May and November), with annual precipitation reaching about 1,600 mm per year; ponds dry out during drier periods; population restricted to open field habitat (grassland areas), in a small (area less than 1 ha), shallow environment that is exposed to direct light and dense aquatic vegetation in the floodplain of the Arroio Abranjo; pond vegetation composed of emergent and submerged species of macrophytes; pond has brownish-transparent water 15 cm deep, and amud substrate; water sample parameters are: pH: 5.17; dissolved oxygen: 5.49 mg/L-1; conductivity: 17 ?S/cm; total dissolved solids: 9 ppm; and a reduced area of occupancy (AOO) of about 1,000 m²; In sampled pond, A. bagual co-occurs with another two non-annual fish, Corydoras paleatus and Cheirodon interruptus (Ref. 118216). |