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Waterfowl Surveys

Flock of waterfowl at Sutter NWR by Mike PetersWaterfowl surveys are completed bi-monthly September through April by refuge biologists. Please be aware that wildlife regularly move around the Sacramento Valley. For 2014, the percentage flooded on the refuge is posted. Please visit the drought webpage for more information on water.
Last Updated: Oct 29, 2014
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