The spill gates at three Lower Snake River dams are expected to be opened
simultaneously tonight (April 2) in anticipation of the beginning of the
annual downstream migration of juvenile chinook and steelhead toward the
ocean. The opening of that starting gate was expected to be April 3 but
growing numbers of fish at trap sites indicate an earlier-than-normal start
to that spring migration, according to Paul Wagner of the National Marine
Fisheries Service.
The spill request to aid …