Tracing Change in Marine Ecosystem Using Compound Specific Stable Isotope Analysis of Amino Acids Archived in Baleen Whale Earplug

Farzaneh Mansouri1, James M Fulton2, Danielle Crain3, Zach Winfield1, Stephen_ Trumble3 and Sascha Usenko1, (1)Baylor University, Environmental Science, Waco, TX, United States, (2)Baylor University, Waco, TX, United States, (3)Baylor University, Biology, Waco, TX, United States