Sustainable Fish Farming Quiz

What is one of the main challenges of land-based food production mentioned in the video?

• Decreasing land availability

• Lack of water resources

• Insufficient labor force

• High transportation costs

What is the primary component of fish feed that contributes to emissions?

• Soy

• Fish meal

• Corn

• Algae

Which alternative to fish meal is commonly used but has its own environmental issues?

• Seaweed

• Soy

• Algae

• Insects

How does the energy requirement of open net pen systems compare to land-based systems?

• No energy requirement

• Equal energy requirement

• Lower energy requirement

• Higher energy requirement

What is one effective way to reduce emissions in land-based fish farming systems?

• Reducing water usage

• Using more fish meal

• Increasing fish population

• Utilizing renewable energy

What environmental issue is caused by excessive fish waste in water?

• Deforestation

• Algae blooms

• Air pollution

• Soil erosion

What is the role of scallops in a polyculture fish farming system?

• They reduce water temperature

• They filter particulate matter from water

• They provide additional feed for fish

• They increase fish growth rate

How much of the salmon production impact is offset by extractive species in the polyculture system?

• 40%

• 30%

• 20%

• 10%

What is a limitation of current solutions like polyculture in fish farming?

• They completely eliminate fish farming impact

• They only partially reduce environmental impact

• They are too expensive to implement

• They increase fish disease spread

What alternative food source is suggested as a potential solution to fish farming issues?

• Insects

• Seaweed

• Corn

• Soy