5.16: Aquaculture

Question 1

Fish Farming

Answer 1

A form of aquaculture in which fish are raised in enclosures to be sold as food.
* Freshwater : This involves raising aquatic organisms in a freshwater environment, such as a pond or tank.
* Marine : This involves raising aquatic organisms in a saltwater environment, such as an ocean cage.

Question 2

Benefits of aquaculture

Answer 2

• Only requires small amount of water, space, and fuel
• Reduces risk of fishery collapse (90% population decline in a fishery)
• Doesn’t take up any land space
• Effective and cost efficient

Question 3

Aquaculture drawback

Answer 3

• High density produces high concentration of waste which leads to eutrophication and e.coli
• High density also increases disease risk, which can be transmitted to wild populations as well
• May introduce non-native species or GMOs to local ecosystem if captive fish escape
• Antibiotic contamination via fish waste