Tagging trout part of ongoing research aimed at understanding trout declines and fish health concerns in rivers in the upper Missouri River Basin.

Save Wild Trout has absorbed the Big Hole River Foundation and its executive director, and described plans for water quality ...

Enviro Groups Petition DEQ to Limit Nutrient Pollution on Big Hole River Two conservation groups ... factors contributing to a marked decline of trout populations in a handful of cold-water ...

Montana Fish, Wildlife & Parks staff, in cooperation with Montana State University, have begun the second year of tagging trout in the Big Hole ... the upper Missouri River Basin.

Now, the Big Hole River Foundation is folding as a separate entity and its executive director, Brian Wheeler, is joining Save Wild Trout, a program of the Upper Missouri Waterkeeper. Wheeler ...

Two conservation groups are petitioning the Montana Department of Environmental Quality to designate the Big Hole River, a treasured ... a “pollution diet” to limit the nitrogen and ...