Unit 5 -- Day 8 -- Both Forms

What percentage of wild fisheries are currently overfished?

• 33%
• 60%
• 50%
• 25%

What is the annual growth rate of the farmed seafood industry?

• 3.5%
• 5.8%
• 7.2%
• 10%

Which aquaculture method involves farming fish in large offshore pens?

• Coastal ponds
• Recirculating systems
• Net pens
• Inland tanks

What environmental issue is associated with net pens?

• Overfishing
• Water filtration
• Pollution and disease
• Habitat restoration

What is a significant consequence of fish escaping from net pens?

• Increased fish population
• Strengthened local gene pool
• Disruption of local ecosystems
• Improved water quality

What type of aquaculture is commonly used for shrimp farming in Southeast Asia?

• Net pens
• Coastal ponds
• Inland tanks
• Recirculating systems

What is one major hurdle faced by fully contained fish farming systems?

• Water pollution
• Fishmeal dependency
• Overcrowding
• Invasive species

What alternative sources of fish feed are researchers exploring?

• Animal byproducts
• Insects and plant-based proteins
• Synthetic chemicals
• Seaweed

Which of the following is a benefit of farming shellfish and seaweeds?

• High maintenance
• Need for feeding
• Improvement of water quality
• Increased carbon emissions

How do restorative ocean farms contribute to climate change mitigation?

• By increasing fish populations
• By absorbing carbon through photosynthesis
• By reducing fishmeal usage
• By creating invasive species