Mar Chiquita(redirected from Mar Chiquita (Buenos Aires))
a saline lake in the northwestern Pampas in Argentina; the lake has no outlet and is drying up. Area, approximately 2,000 sq km; depths reach 3-4 m, and salinity is \15%c (parts per thousand). The lake is located in a vast, shallow, marshy depression east of the Sierra de Cordoba, from which the Rio Primero and Rio Segundo flow into the lake. The largest river entering the lake is the Rio Dulce, which flows into it from the northwest. The banks of the lake are primarily low and often marshy.