The present volume of “Emerging Trends in the Aquaculture Sector” is comprises of Advanced Technologies in Aquaculture Sector, Aquaculture Production Systems, Recent Developments in Aquaculture Industry, RAS and Raceway Systems, Biofilter in a Re-circulatory Aquaculture System, Aquaponics system, Integrated Fish Farming, Pearl Culture, Ocean Farming for sustainable food production, Recent developments in feed processing technology, Potential Feed Ingredients for Aquafeed Industry, Emerging Technologies in Hatcheries for Replacing Live Feed, Use of Probiotics as Fish Feed Supplements, Context of Using Exogenous Carbohydrases in Aquafeed, Propolis: A Wonder Product and ts Marvellous Scope in Aquaculture, Applications of advanced genetics technologies to improve varieties of aquaculture species, Neuroendocrine Regulation on Fish Reproduction, Prevalent Fish and Shellfish Diseases, Bacterial, Protozoan, Helminth and Fungal Diseases Affecting Cultivable Fish and Challenges in Fish Vaccines. This edited book would be of great value to students, researchers, planners, farmers, young entrepreneurs and all stakeholders in fisheries and aquaculture.