The razorback sucker is a large, warm-water fish native to the Colorado River basin ... In 2009 we requested that Nevada add contaminated areas around Lake Mead — where a small number of razorback ...

LAS VEGAS— The Center for Biological Diversity filed a petition today asking the U.S. Fish and Wildlife Service to give Endangered ... Most bearpoppies are found on public lands surrounding Lake Mead, ...

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 ...