| Yakima
River Steelhead Differentiation |
| Results |
| Introduction |
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| • | Multiple collections from a
single site tend to be genetically |
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| similar |
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| Exceptions: |
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| 1) Two Ahtanum collections
slightly different |
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| 2) Naches R. and Roza Dam
similar |
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| SH
Population |
| Roza
Dam SH |
| Resident
Trout |
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| • | Populations are
differentiated based on geography |
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| Prosser
Dam |
| Conclusions |
| Small
et al. (2006) |