A fishery is the business of raising fish for profit. This book on fisheries concentrates on techniques that promote sustainable amounts of fish harvesting. Some of the globally harvested species include salmon, tuna, shrimp, cod, crab, etc. Fisheries management requires concepts and techniques from fields like oceanography, marine biology, wildlife conservation, etc. Fish stocks are monitored and controlled through population dynamics. Through this book, we attempt to further enlighten the readers about the new concepts in this field. With state-of-the-art inputs by acclaimed experts of this field, this book targets students and professionals.