Federal officials might list the Oregon newt as threatened or endangered, at the urging of environmental advocates.

Swift action may be required to save a newt that lives only at Crater Lake and the lake's famously pure waters.

Crater Lake is part of the National Park System and is famous for its status as one of the world’s deepest and clearest lakes ...

A legal petition to classify the native Crater Lake newt as an endangered species under the Endangered Species Act from the ...

The newt exists only in Crater Lake, and its populations have plummeted in recent years because of warming lake temperatures and the expanding population of signal crayfish, a predator species ...

North American signal crayfish, which are like miniature lobsters, were originally brought to the UK 50 years ago to be farmed for European markets A man licensed by the Environment Agency to trap ...

A species of newt found only at Crater Lake in Oregon might qualify for protection under the Endangered Species Act, ...

However, even these remaining refuges are under threat now from an alien invader. American signal crayfish were brought over to UK in the 1970s to be farmed for the food industry. They escaped ...

Non-native signal crayfish were spotted by fisheries enforcement patrols. The crustaceans damage the ecology of rivers and threaten the future of native species, particularly the Esk's unique ...