Spilling instead of passing water through turbines at some Columbia/ Snake River dams to aid safe passage for juvenile salmon and steelhead began March 1, one month earlier than in past years, according to the U.S. Army Corps of Engineers.
Spilling instead of passing water through turbines at some Columbia/ Snake River dams to aid safe passage for juvenile salmon and steelhead began March 1, one month earlier than in past years, according to the U.S. Army Corps of Engineers.