Fish transportation oversight team annual report - FY 1984: transport operations on the Snake and Columbia Rivers

The 1984 transport season commenced April 1 and ended on September 28. A total of 11,033,317 smolts were collected including 2,052,119 at- Lower Granite, 2,737,422 at Little Goose, and 6,243,776 at McNary. Total collection included 1,504,941 and 445,922 smolts bypassed at McNary and Little Goose, respectively. Bypass operations began the first day of operation and ended on May 2 and May 29 at Little Goose and McNary, respectively. A total of 9,028,959 juvenile salmonids were transported to below Bonneville, with Lower Granite accounting for 2,046,020, Little Goose 2,274,307, and McNary 4,708,632. Barge transport accounted for 7,998,933 and trucking for 1,030,026. Interim modifications at Little Goose Dam prior to the 1984 migration season improved smolt quality and survival and eliminated the gas bubble disease problem experienced in 1983.