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ODFW's Coastal Salmonid Monitoring Program - Precision of Spawner Abundance Estimates

Relative Precision    

1998-2000

Geographic Unit 1990-97 Goal Prob Surveys*
ESU +/- 28% +/- 20% +/- 16%
GCA +/- 54% +/- 30% +/- 22%
Major Basin +/- 63% +/- 60% +/- 35%

* Based on Surveys at 120 sites (GRTS)

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