Río Negro is the main river of Patagonia in terms of the size of its drainage basin, its associated agricultural produce and population living at its shores. In eastern Patagonia it is also the larges
Rio Negro near the mouth, seen from its northern bank, between the cities of Viedma, Río Negro and Carmen de Patagones, Buenos Aires
Meander scars, oxbow lakes, and abandoned meanders in the broad flood plain of the Río Negro near Colonia Josefa. 2010 photo from ISS