An invasive species infesting Lake Mead waters was found on a boat hundreds ... Oregon Department of Fish and Wildlife (ODFW) officials found quagga mussels on a pontoon boat last week during ...

(Steve Andrascik/Las Vegas Review Journal) The razorback sucker The endangered fish, Lake Mead’s only native species, traditionally lives in warm water areas throughout the Colorado River basin ...

Lake Mead was at 1,062 feet ... "Smallmouth bass are known to prey on native fish species in the Grand Canyon that are protected by the Endangered Species Act." Releasing cool water from the ...

In the ’80s, wildlife officials introduced the smallmouth bass, a nonnative species, into the lake for sport fishing. It was good for tourism, perhaps, but bad for the local ecology: Smallies ...