The book "Marine Biophysics" is designed to bring the field's current topics into focus, making them accessible to students and researchers from diverse backgrounds, including biology, medicine, engineering, mathematics, and physical sciences. By exploring the fundamental concepts of biophysics and highlighting the application of new techniques, the book offers a valuable resource for addressing biomedical challenges.The book is immense value of students and researchers interested in biophysics and its relevance to marine ecosystems. Biology students will gain a deeper understanding of the physical processes underlying biological phenomena, enabling them to analyze and interpret data within a biophysical framework. Medical students will learn how biophysical principles can be applied to diagnose and treat marine-related medical conditions. Engineering students will discover how biophysical concepts can inspire innovative solutions for marine technology and design. Mathematics students will explore the mathematical modeling and analysis techniques used to understand and predict biophysical phenomena. Lastly, physical-science students will appreciate the interdisciplinary nature of biophysics and its connection to the study of marine systems.