Submit any photos ... Anglers who favor the Big Hole River have expressed alarm in recent years about declining populations of brown and rainbow trout in a river renowned as a blue-ribbon trout ...

Montana’s environmental regulator has denied a petition to designate the Big Hole River as impaired by nitrogen ... historically low numbers of brown trout along some stretches of the Big ...

Environmental Agency Denies Petition to Designate Big Hole River as Impaired by Nutrient ... recorded historically low numbers of brown trout along some stretches of the Big Hole.

The group says parts of the Big Hole River, an iconic fly-fishing destination, are suffering historically low counts for rainbow and brown trout. House Bill 646 and ... Second, they resubmitted ...

Montana’s environmental regulator has denied a petition to designate the Big Hole River as impaired by nitrogen and ...