When rivers pass through lakes, for example, water temperatures, the food base, and downstream communities are all modified (Ward & Stanford 1983). Many stream sources lie above the treeline ...

I’m starting from the beginning of the river which we call the source, here in the mountains. Rivers often start in upland areas like this, from lakes ... of rivers and streams all across ...

De-Graft: There are more than 40,000 lakes across the UK, and what better way to explore a lake than by boat?! This is Lake Windermere, the largest natural lake in England. It’s the same length ...

Returning each spring from lake habitats to spawn in the streams and rivers in which they were born, sturgeons have found tributaries blocked and spawning shoals destroyed by silt from agriculture ...

CHICAGO— The U.S. Fish and Wildlife Service today announced it will consider Endangered Species Act protection for lake sturgeon ... 46 miles of the East Fork White River,” said Gary Moody with ...