Curuá River (Iriri River) Curuá River (Iriri River) The Curuá River is a tributary of the Iriri River in Pará state in north-central Brazil. It is a tributary of the Iriri River. The river flows through the Tapajós-Xingu moist forests ecoregion. The river rises in the Nascentes da Serra do Cachimbo Biological Reserve, a strictly protected conservation unit established in 2005. It is one of the headwaters of the Xingu River. The upper part and the lower part of the Curuá River are divided by two waterfalls, only apart. The first waterfall is tall and the second is tall. As a consequence, the fauna
Silver Creek (American River) Silver Creek (American River) Silver Creek is a major tributary of the South Fork American River in the Sierra Nevada mountain range. It begins below the dam of Junction Reservoir where its two main tributaries meet — South Fork Silver Creek and Big Silver Creek. There are three reservoirs, all part of the Upper American River Project, along Silver Creek and its tributaries before the main stem empties into the South Fork American River just north of Pollock Pines. Ice House Reservoir lies along South Fork Silver Creek four miles northwest of Kyburz. Nine miles northwest of Kyburz is Union