CONCORD, N.H. (AP) — Supporters of a controversial project that would bring Canadian hydro power to markets in southern New England like to talk about how this would use much cleaner energy than the coal-fired power plants that once dominated the region.

But don't tell that to members of a Canadian tribe, whose traditional territory is dotted with some the dams, reservoirs and power stations that would provide the energy. Rather than green energy, they contend the infrastructure built by Hydro Quebec for power that will go through the proposed Northern Pass project has decimated a salmon fishe...