Comparing Siliceous Productivity Proxies Along the California Margin During Pliocene Warmth: Smear Slides vs. Biogenic Silica

Valerie Schwartz, U.S. Geological Survey Center for Integrated Data Analytics, Middleton, WI, United States, Petra Dekens, San Francisco State University, San Francisco, CA, United States and Jason A Addison, USGS, Geology, Minerals, Energy, & Geophysics Science Center, Menlo Park, CA, United States