1.   ...a dam system that kills the fish as they migrate from streams to the ocean.

2.   Instead, after I had anointed a few of the more important Poles with precious substances, I built a dam system.

3.   Even in the best of times, the procedures for allocating power out of the Northwest dam system are complex.

4.   The United States is rethinking its dam system in the Northwest, where it has ravaged the salmon population.

5.   With two voting members from each of the four Northwestern states, the council sets policy for protection of fish and wildlife in the Columbia Basin dam system.