Stream and river organisms reflect their localized niche, and surrounding landscape both upstream and downstream. River organisms have evolved in diverse and fascinating ways in the varied ...

At the uppermost reaches of stream networks, headwaters dry up during the summer, then burst back into existence when spring brings rain. These nonperennial headwater streams are individually small, ...

A wetland restoration project which reintroduced bends and curves to a stream is up for an award. Howgill Beck at RSPB Geltsdale was straightened before the 18th Century but a recent scheme had it "re ...