Lobos Island (Rio Negro)

Lobos (Spanish: Isla de Lobos, pronounced [ˈizla ðe ˈloβos]) is a big island in Uruguay, at the confluence of Negro River (Spanish: Río Negro) and Uruguay River. Politically it belongs to Rio Negro department. Until the 19th century, the island was three separate islets, the largest of which was known as Vizcaíno.

Lobos and Vizcaino Island were the debarkation site of the first bovine herd in the Eastern margin of the Uruguay River. In 1611, Hernando Arias de Saavedra (Hernandarias) left heifers and bulls for breeding, and repeated the action in 1617. These herds rapidly propagated originating Uruguay present export quality rodeo. It also had an important role in the foundation of Villa Soriano, the first European settlement in Uruguay.