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11. Vernal Pools: Holland's Central Valley, Russian River Basin, California, 1998

1999. Circuit Rider Productions. This polygon shapefile was derived from the U.S. Fish and Wildlife Service and California Department of Fish and Game's Holland's Central Valley Ve... Circuit Rider Productions.

12. Waterbody Reach: Russian River Basin, California, 1999-2002

1999. Circuit Rider Productions. The polygon features were selected based on their spatial location within the extent of the Russian River basin and contains reach codes for networ... Circuit Rider Productions.