ENV100H1 Lecture Notes - Lecture 28: Fish Farming, Wild Fisheries, Mariculture

• School: UTSG
• Department: School of Environment
• Course: ENV100H1
• Professor: Barbara Murck

Document Summary

More different types of organisms involved than farming on land. Where we are raising these organisms is in natural ecosystems: embedded. Raising tilapia: easy to raise, grows quickly. Includes fish, molluscs, crustaceans, aquatic plants: 567 species worldwide. Per capita fish consumption has doubled since 1960 fish used for many other non-food uses. World capture fisheries and aquaculture production capture production going down fishing out the ocean severe pressure on natural fisheries. Big factors in increase in aquaculture is severe pressure on natural fisheries. Not enough fish anymore increases in aquaculture. A lot of other things being produced too: aquatic plants. Increasing amount of fish now produced by aquaculture. More than 50% of fish in asia from aquaculture. Aquaculture is a huge economic engine for developing countries. Cultivation of fish for commercial purposes in man-made tanks and other terrestrial enclosures. Most common types of farmed fish: catfish. Covered to allow for control of light and temp.