Lake trout suppression efforts at Yellowstone Lake are working but the species hangs on despite netting.
The groups allege approval to use helicopters and motorized boats to apply rotenone and potassium permanganate in lakes and streams to kill fish violates the Wilderness Act.
Two weeks ago, Laurie Brown, a licensed nurse practitioner, called the Alliance for the Wild Rockies out of concern for the Game Creek watersh…
The commission’s approval will allow fieldwork for Buffalo Creek to proceed this summer to prepare for poisoning of the fish next year.
A recent study of Yellowstone Lake shows microplastics have infiltrated the aquatic food web, showing up in the stomachs of lake trout, cutthroat trout and tiny crustaceans that both fish feed on.
A project to remove rainbow trout from a wilderness stream to protect native cutthroat trout in Yellowstone National Park is being postponed following delays generated by Montana legislation and a re-examination of fisheries statutes.
A Missoula-based wilderness advocacy group has blasted the Forest Service, Yellowstone National Park and the Montana Department of Fish, Wildlife & Parks for a proposal to poison trout in the Absaroka-Beartooth Wilderness.
Two summers ago, a gillnetting crew working to catch invasive lake trout on Yellowstone Lake pulled up its nets and found a small, hand-sized fish that sent shock waves through the fisheries biologists working to save threatened cutthroat trout in Yellowstone National Park.
The area near where Buffalo and Slough creeks join has become a “hot zone for hybridization” between native cutthroat and rainbow trout.
During the dry days of summer it’s not unusual for one of the upper Yellowstone River’s main tributaries and key cutthroat trout spawning streams to go dry.
The presence of smallmouth bass in Cottonwood Reservoir was confirmed by a Montana Department of Fish, Wildlife & Parks biologist this spring.
Wildlife officials plan to poison the fish in a southwestern Montana creek and two lakes and then restock the water bodies with a native species of trout.
Yellowstone National Park officials say they’re making a significant dent in the lake trout population in Yellowstone Lake, clearing space for the park’s native cutthroat trout.
Yellowstone National Park officials report significant progress in reducing the number of unwanted lake trout in Yellowstone Lake.
Portions of the Upper Gibbon River in Yellowstone National Park will be closed to angling Sept. 2-13 as fisheries personnel work to remove nonnative fish.
When Alex Falder reeled in a 15-inch trout on the Bighorn River on July 17, his guide was a bit surprised.
SWAN VALLEY, IDAHO — Patrick Kennedy cradled a massive trout, the kind of fish an angler can remember forever.
The Yellowstone cutthroat trout invaded on horseback.