Updated: 05/15/08 Smolt GBT Monitoring Gas Bubble Trauma Monitoring results from representative sites on the Snake River and Columbia River __________________________________________________________________________________________________________________ Num. % % Number of Fish Tot. fish fish fish/w with Fin GBT Num. fish with with severe Listed by Rank of with GBT in GBT in GBT in Rank Rank Rank Rank Date Species Fish GBT FINs FINs FINs 1 2 3 4 __________________________________________________________________________________________________________________ Bonneville Dam 05/06/08 Chinook + Steelhead 100 1 0 0.00% 0.00% 0 0 0 0 05/10/08 Chinook + Steelhead 104 1 1 0.96% 0.00% 1 0 0 0 05/13/08 Chinook + Steelhead 104 0 0 0.00% 0.00% 0 0 0 0 Lower Granite Dam 05/06/08 Chinook + Steelhead 100 0 0 0.00% 0.00% 0 0 0 0 05/13/08 Chinook + Steelhead 99 0 0 0.00% 0.00% 0 0 0 0 Little Goose Dam 05/06/08 Chinook + Steelhead 100 1 1 1.00% 0.00% 1 0 0 0 05/12/08 Chinook + Steelhead 100 0 0 0.00% 0.00% 0 0 0 0 Lower Monumental Dam 05/05/08 Chinook + Steelhead 100 1 1 1.00% 0.00% 1 0 0 0 05/13/08 Chinook + Steelhead 100 1 1 1.00% 0.00% 1 0 0 0 McNary Dam 05/08/08 Chinook + Steelhead 100 0 0 0.00% 0.00% 0 0 0 0 05/14/08 Chinook + Steelhead 100 0 0 0.00% 0.00% 0 0 0 0 Rock Island Dam 05/05/08 Chinook + Steelhead 100 6 6 6.00% 0.00% 5 1 0 0 05/08/08 Chinook + Steelhead 100 3 3 3.00% 0.00% 2 1 0 0 05/12/08 Chinook + Steelhead 100 2 2 2.00% 0.00% 2 0 0 0 05/15/08 Chinook + Steelhead 100 1 1 1.00% 0.00% 1 0 0 0 Report COMPLETED NORMALLY