The fishing closure on Section 1 of the Big Hole River has been lifted. This section, from Saginaw Bridge on Skinner Meadows ...

Brian Wheeler has spent a fair bit of the last six years wearing waders in the middle of the Big Hole River documenting river conditions and collecting samples of macroinvertebrates.

BOZEMAN, MT — The Montana Department of Environmental Quality is asking for photo and video evidence of algal blooms and other data from the Big Hole River before making an impairment determination.

BUTTE — The announcement Tuesday by Montana Fish, Wildlife & Parks struck some river watchdogs as puzzling. They wondered about FWP’s decision to reopen sections 3 and 4 of the Big Hole River to ...

The Upper Missouri Waterkeeper and the Big Hole River Foundation have filed a petition with the Montana Department of Environmental Quality requesting an impaired waterway designation tied to ...

Montana’s environmental regulator has denied a petition to designate the Big Hole River as impaired by nitrogen and phosphorus, throwing a wrench in environmentalists’ efforts to put the blue-ribbon ...

Get any of our free daily email newsletters — news headlines, opinion, e-edition, obituaries and more. Two conservation groups are petitioning the Montana Department of Environmental Quality to ...

Submit any photos, videos or drone images of algae blooms on the Big Hole River. Already submitted or collected by the state. That’s according to the petitioners. Submit data about the aquatic ...

Five stream gages sited along the Big Hole River registered “much below normal” flows for the date Tuesday. The gage at Mudd Creek in the upper river reported an all-time low flow. One close observer ...

A rainbow trout tagged by FWP as part of its study of fish declines in southwestern Montana rivers. (Image courtesy FWP) You really can’t make this stuff up. Last week Montana’s Department of Fish, ...

Two river watchdog groups insist the Big Hole River needs a pollution fix and have called on the state’s environmental agency to make that happen. The Upper Missouri Waterkeeper and the Big Hole River ...

A golden stonefly nymph, captured in the Big Hole River, is pictured on Friday, Sept. 26, 2025. (Jordan Hansen / Daily Montanan) TWIN BRIDGES – Brian Wheeler has spent a fair bit of the last six years ...