Lake Pevalle

Lake Pevalle (also know as Lake Rattlesnake) is a lake in central Araucarlia more especifically Pevalle region the lake was a former marsh habitat that was almost completely wiped out in to modern day the Lake is not Actually a Lake instead is a thicker Part of the Paraná river about 6 milion people live by the Lake coast

Lake Pevalle Lake Rattlesnake
Etymology	the Lake in the Great Valley
Native name	Lake Curitiba