This book unravels the recent studies in the field of marine ecology. It aims to give a thorough view of the different areas of this field. Marine Ecology is a part of the vast aquatic ecosystem present on Earth. It consists of salt marshes, estuaries, lagoons, water animals, etc. Fisheries science is a complex study of the life and habitat of fishes. Thus, is co-related with marine ecology. This book attempts to understand the multiple branches that fall under this discipline and how such concepts can be used to flourish the aquatic ecosystem. It is designed to provide readers with the latest advances made in this subject. This book aims to shed light on some of the unexplored aspects of marine ecology and fisheries, and present the recent researches in this discipline. Students, researchers, experts and all associated with this field will benefit alike from this book.