Jess Thomson is a Newsweek Science Reporter based in London UK. Her focus is reporting on science, technology and healthcare. She has covered weird animal behavior, space news and the impacts of ...

Above Glen Canyon Dam, state fisheries managers in decades past would introduce alien species to support recreational angling on the lake. But below the dam, the fish could drift downstream to ...

The Colorado River runs through the Glen Canyon ... fish, native to eastern North America. They were put into Lake Powell in 1982 for recreational fishing purposes. But the invasive species ...

Under Biden last year, the U.S. Bureau of Reclamation finalized a decision to allow releases of water to bypass Glen Canyon ...

PHOENIX — Golden algae toxin blooms are behind recent fish kills at Saguaro and Canyon lakes, the Arizona Game and Fish ... mostly of the threadfin shad species — were observed to be dead ...

Glen Canyon Dam managers ... Grand Canyon and into Lake Mead is a native fish haven that allowed chubs to rebound to the point of being removed from the endangered species list.

The predatory fish has been able to move downstream from Lake Powell as water levels have dropped and the water released from Glen Canyon Dam has warmed. Earlier efforts to rid the area of the ...

Although Arizona is home to one ... to what to see and do at Woods Canyon Lake, there are no shortage of options both on land and in the water. Anglers can fish both the stream and the lake ...

The Bureau of Reclamation and the National Park Service have completed modifications to a warmwater slough in the Colorado ...

PAYSON, AZ (3TV/CBS 5)-- A tiny and slimy infestation is taking over a stream in the Mogollon Rim and could be spreading quickly. Arizona Game and Fish ... the Grand Canyon and into Lake Mead ...

The two fish have been threatening smaller native species like ... of fish below Glen Canyon Dam. Smallmouth bass and green sunfish live in the warmer levels of the lake’s waters closer to ...