1. Bobby Ireland Lorenzo Ciannelli Patterns in the Marine Distribution of Oregon Chinook Salmon (Oncorhynchus tshawytscha)

2. Do Chinook spatially aggregate by discreet population units? What factors influence their distribution?

3. 2006 Nearest Neighbor Distribution Sept 17-19 Sept 24-26

4. September 2006 Catch and stock composition

5. Chinook catch and satellite SSTs in 2006 Sept 17-19 Sept 24-26 Upwelling Index September 2006

6. Satellite SST

7. Distribution by latitude

8. Summary Population units of Chinook salmon differ in their distribution along the Oregon Coast depending on their river of Origin Evidence for aggregation on smaller spatial scales is inconclusive Chinook can respond quickly to short duration temporal changes in ocean conditions

9. Weekly catch by Age