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The Columbia/Snake System. Lower Snake Traffic Columbia River Traffic.

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Presentation on theme: "The Columbia/Snake System. Lower Snake Traffic Columbia River Traffic."— Presentation transcript:

1 The Columbia/Snake System

2 Lower Snake Traffic

3 Columbia River Traffic

4 Salmon Snake River spring/summer chinook salmon (Oncorhynchus tshawytscha), listed as Threatened in 1991; Snake River fall chinook salmon (O. tshawytscha), listed as Threatened in 1991; Snake River sockeye salmon (O. nerka), listed as Endangered in 1992; Snake River Basin steelhead (O. mykiss), listed as Threatened in 1998; Upper Columbia River spring run chinook salmon (O. tshawytscha), listed as Endangered in 1999; Middle Columbia River steelhead (O. mykiss), listed as Threatened in 1999; and Upper Columbia River steelhead, listed as Endangered in In addition, the resident Columbia Basin bull trout (Salvelinus confluentus) is listed as Threatened under the ESA.

5 Technical Challenges Navigation or not. What does navigation cost? Deep Draft Multiport analysis.


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