Madison River

The groups want the utility company to pay for an ecological assessment on the Madison River, including an inventory of the brown trout population.

malfunctioning gate that lets water out of Hebgen Dam just west of Yellowstone National Park caused flows into the Madison River to plummet early Tuesday, according to dam operator NorthWestern Energy.

Montana Fish, Wildlife and Parks is proposing to remove non-native smallmouth bass from Gallatin Valley ponds. The agency says the Midwestern fish could...

A New York woman who crashed her snowmobile inside Yellowstone National Park Tuesday morning broke her leg and was thrown into the Madison River.A…

Montana officials on Thursday rejected a plan to limit commercial fishing guides on the Madison River that flows out of Yellowstone National Park, a top…

HELENA, Mont. (AP) — Montana fish and wildlife regulators are proposing to cap the number of commercial fishing guides on the Madison River.Fish, Wildlife…

BOZEMAN, Mont. (AP) — A parasite that caused a major die-off of mountain whitefish in the Yellowstone River has been found in seven other rivers in…

A section of the Yellowstone River from Yellowstone National Park downstream to Laurel was closed starting August 19 by Montana Fish, Wildlife and Parks…