Construction of the latest “removable spillway weir” to be added to the Columbia/Snake river hydrosystem fish passage toolbox is behind schedule by an estimated 32 days, threatening its installation in time for the 2007 spring juvenile outmigration.
Construction of the latest “removable spillway weir” to be added to the Columbia/Snake river hydrosystem fish passage toolbox is behind schedule by an estimated 32 days, threatening its installation in time for the 2007 spring juvenile outmigration.