Africa is home to many natural wonders, and one of its most incredible ones is the Fish River Canyon in southern Namibia.It stretches 100 miles and reaches depths of 500 metres, making it the ...

Smallmouth bass have plagued the upper Colorado River Basin for decades, impacting numerous native fish species, but were only detected downstream of the Glen Canyon Dam in 2022.

LEES FERRY – The National Park Service will poison a Colorado River side channel below Glen Canyon Dam to remove fish that threaten native species, the agency announced. Meanwhile, biologists ...

The rotenone, an EPA-approved piscicide, should eliminate the fish in the cobble bar area at River Mile 12, where the invasive fish were found, according to the NPS.