Wrangell Sentinel -

AUGUSTA, Maine (AP) — A group of environmental organizations filed court papers Oct. 21 to try to halt operations at Maine dams to protect salmon.

Atlantic salmon are listed as endangered by the federal government. They used to swim upstream and spawn in almost every river north of the Hudson River, but now only return to Maine. The conservation groups want a judge to stop or curtail the operations at four dams on the lower Kennebec River to help the fish.

Brookfield Renewable owns the dams. The company is a subsidiary of a larger Canadian company that owns many of the dams in the state.

The g...