Recovery Plan for the California Red-legged Frog
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Figure 13. Map of core areas in Butte, Plumas, and Yuba Counties.
Butte County Core Area: Feather River Hydrologic Sub-Area: Bucks Lake Reservoir Drain Core Area: Yuba River–S. Fork Feather River Hydrologic Sub-Area: Bullards Bar Lumpkin
Plumas County Core Area: Feather River Hydrologic Sub-Area: Bucks Lake Butt Valley Reservoir Drain Core Area: Yuba River–S. Fork Feather River Hydrologic Sub-Area: Lumpkin
Yuba County Core Area: Yuba River–S. Fork Feather River Hydrologic Sub-Area: Bullards Bar Lumpkin