The Crater Lake newt only exists in the rich, blue waters of the Oregon national park. Its population has been declining in recent years, mostly due to growing numbers of signal crayfish.

The Center for Biological Diversity announced today it has sued the Trump administration for delaying critical Endangered Species Act protections for the Crater Lake newt, a unique amphibian ...

PORTLAND, Ore.— The Center for Biological Diversity filed a legal petition today with the U.S. Fish and Wildlife Service to protect the Crater Lake newt (also known as the Mazama newt) under the ...

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

Crater Lake, located in southern-central Oregon, is famous for its stunning deep blue color and exceptional water clarity. Formed around 7,700 years ago by the collapse of Mount Mazama, it sits within ...

INVASIVE SPECIES -- Underwater barriers in Crater Lake are being floated as one idea to slow the invasion of millions of non-native crayfish that are threatening a salamander known as the Mazama newt.

Crayfish were introduced to the lake by humans in 1915 to provide food for non-native fish. ... threatens not only the Mazama newt but ultimately the awe-inspiring clarity of Crater Lake itself.