Snake River White Sturgeon Conservation Plan ... - Idaho Power

Idaho Power CompanyChapter 4: Conceptual Design for White Sturgeon Passage FacilitiesTABLE OF CONTENTSTable of Contents............................................................................................................................. iList of Tables ................................................................................................................................. viList of Figures............................................................................................................................... viiAbstract............................................................................................................................................11. Introduction.................................................................................................................................32. Behavioral Characteristics of Sturgeon ......................................................................................42.1. Distribution ........................................................................................................................42.2. Sexual Maturity..................................................................................................................42.3. Spawning............................................................................................................................42.4. Incubation ..........................................................................................................................52.5. Larvae ................................................................................................................................62.6. Young-of-Year...................................................................................................................62.7. Juveniles and Adults ..........................................................................................................72.8. Movement ..........................................................................................................................72.9. The Effect of Dams on Sturgeon .....................................................................................103. Basic Dam Characteristics ........................................................................................................103.1. Introduction......................................................................................................................103.2. Flood Flows and Hydrology ............................................................................................103.2.1. Snake River.............................................................................................................103.2.2. Tributary Streams to Reservoirs .............................................................................113.3. Dam Characteristics.........................................................................................................113.3.1. Hells Canyon Dam..................................................................................................113.3.2. Oxbow Dam............................................................................................................11Hells Canyon ComplexPage i