OCG 319 MARICULTURE
3 Hours/Week, 3 Credits
1. Principles of Mariculture: Definition, history and scope, constraints and recent advances in mariculture. 2. Species Selection: Indigenous or exotic species, biological characteristics, scale of operation, market demand and access, risk considerations, money matter, product markets and price, common mariculture species. 3. Site Selection: Accessibility and infrastructure; legal framework; socioeconomic and political issues; conflicts with other water/land uses; oceanographic, biological, environmental, and technological criteria; and available facilities. 4. Culture Systems and Methods: Extensive, semi-intensive and intensive production; open (off-shore and near-shore), semi-closed, closed (on shore) culture systems; cage and pen culture, hanging culture, long-line culture, rack culture, bottom culture, etc. 5. Farm Engineering: Designing, layout and construction of aqua farms; soil properties, water supply and drainage systems; design and construction of hatcheries; aeration in aquaculture types and design; equipments, automatic feeders; etc. 6. Important Cultivable Finfish: Examples of cultured species (seabass, mullet, grouper, etc.), distribution, biology, broodstock/seed supply, seed production and hatchery management, fry rearing and grow-out technology, culture maintenance (nutrition & feeds), farm management (including common diseases and preventions), harvest and post-harvest technology, quality control (handling, preservation, transport) and product marketing. 7. Important Cultivable Crustaceans: Industry overview, important cultivable species of shrimps, lobsters and crabs; distribution, biology, broodstock/seed supply, seed collection, seed production and hatchery management, grow-out technology, culture maintenance (nutrition & feeds), farm management (including common diseases and preventions), harvest and post-harvest technology, quality control (handling, preservation, transport) and product marketing. 8. Culture of Marine Mollusks: Present status and scope, species cultured (mussels, oysters, pearl oysters, etc.) distribution, biology, practices followed in Bangladesh, problems and prospects, integration with other farming systems. 9. Important Cultivable Seaweeds: Industry overview, major seaweed species of commercial importance; types and methods of mariculture, seed supply, vegetative cultivation and cultivation involving a reproductive cycle, commonly cultivated species (Laminaria, Porphyra, Undaria, Gracilaria, Sargassum, Hypnea, Catenella, Enteromorpha , Eucheuma seaweed), emerging trends in their farming in open seas, integration with other farming systems, economic importance. 10. Diet Formulation and Feeding: Feeding strategies, zero input, indirect feeding/water fertilization, natural food for cultivable species, supplementary feeding, complete diet feeding, fish/shrimp feed, feeding and feed components, environmental problems associated with fish/shrimp feeding. Recommended Books 1. De Silva, S.S. 1998. Tropical mariculture. Academic Press: San Diego, CA (USA) 2. Coastal shrimp aquaculture in Thailand: Key issues for research, edited by PT Smith. Timmermans, J.A. Textbook of Fish Culture: Breeding and Cultivation of Fish 3. Pillay, T.V.R. 2005: Aquaculture: Principles and Practices. Fishing News books Ltd.