The South is My Country movement includes three stars which represent Paraná, Santa Catarina and Rio Grande do Sul. On 1 October 2016, Plebisul - an unofficial referendum - was held. Voters were asked if they wanted to secede from Brazil, forming a new country with the three states. A total of 616,917 votes (which represents less than 3% the number of registered voters in these states) were counted according to the organizers of the ballot, 95% voting "yes". They were hoping to reach up to a million votes throughout the three Brazilian states. Some academics claim that the movement bases its separatist claims in
Xingu River in the Xingu River Basin and it is estimated that the total is around 600 fish species, including many endemics. At least 193 fish species living in rapids are known from the lower Xingu, and at least 26 of these are endemic. From 2008 to 2018 alone, 24 new fish species have been described from the river. Many species are seriously threatened by the dam, which will significantly alter the flow in the Volta Grande rapids. In the Upper Xingu region was a highly self-organized pre-Columbian anthropogenic landscape, including deposits of fertile agricultural terra preta, black soil in Portuguese, with