Oxygen Isotopic Signatures of Neogloboquadrina pachyderma from Last Glacial Maximum in Subarctic Waters

Authors

• Abel Zuniga, University of California, Merced
• Kevin Sosa, Lynn University
• Mackenzie Cole, University of South Florida
• Hannah Burd, University of South Florida
• Alana Buffardi, University of South Florida
• Alexis Vargas, University of South Florida
• Calyn Crawford, University of South Florida
• Patrick Rafter, University of South Florida

Document Type

Poster Session

Publication Date

1-19-2026

Abstract

• δOxygen-18valueswere investigated withmass spectrometry
• Pre-existing and newly generated data were plotted to observe isotopic δ18O signatures during the Last Glacial Maximum (LGM)
• At 16,100 cal BP, the measured oxygen isotopes imply a transitional warming state of the global ocean

Rights Information

Terms of use for work posted in Scholar Commons.

Scholar Commons Citation

Zuniga, Abel; Sosa, Kevin; Cole, Mackenzie; Burd, Hannah; Buffardi, Alana; Vargas, Alexis; Crawford, Calyn; and Rafter, Patrick, "Oxygen Isotopic Signatures of Neogloboquadrina pachyderma from Last Glacial Maximum in Subarctic Waters" (2026). Making Waves REU. 19.
https://digitalcommons.usf.edu/making-waves_reu/19