Biogeochemical and Physical Controls on Long-term Oxygen Variability in the Oxygen Minimum Zone of the Peru Upwelling System

Mr. Suchithra Kiriella, University of Ruhuna, Department of Oceanography and Marine Geology, Matara, Sri Lanka, Galahitiyawe Walawwe Maheshi Maduwanthi Kumari Dheerasinghe, University of Tennessee at Chattanooga, Department of Mathematics, Chattanooga, United States and Hashan Niroshana Kokuhennadige, Fugro GB Limited, Portchester, United Kingdom