Estuaries: The Magic Kingdom of Nature

Estuaries are unique ecosystems where river and sea water mix, creating habitats for diverse species. They are vital for biodiversity, supporting numerous fish, birds, and mammals. Estuaries also play a crucial economic role, providing jobs and supporting fishing and tourism industries. However, increasing human activity threatens these ecosystems, necessitating careful management and conservation efforts to protect them for future generations.

What is created when fresh water from rivers mixes with salt water from the sea?

• A mountain

• An estuary

• A forest

• A desert

Which of the following is NOT a habitat found in estuaries?

• Sandy beaches

• Mangrove forests

• Rocky shores

• Deserts

Why are estuaries referred to as the nurseries of the sea?

• They are the largest bodies of water

• They have the highest mountains

• They are the driest places on earth

• They are perfect for spawning

What percentage of America's commercial fish catch comes from estuaries?

• 100%

• 75%

• 50%

• 25%

How many jobs are provided by commercial and recreational fishing, boating, and tourism in estuaries?

• 20 million

• 50 million

• 28 million

• 10 million

What is the annual revenue generated by fishing alone in estuaries?

• 50 billion dollars

• 75 billion dollars

• 111 billion dollars

• 100 billion dollars

Which of the following is a benefit of estuarine plant communities?

• Preventing erosion

• Destabilizing shorelines

• Causing floods

• Increasing pollution

What is the mission of the National Estuary Program?

• To convert estuaries into urban areas

• To build more estuaries

• To restore and protect significant estuaries

• To drain estuaries

What is a major threat to estuaries mentioned in the video?

• Excessive rainfall

• Too many trees

• Lack of water

• Overpopulation in coastal areas

Why must estuaries be managed carefully?

• To promote urbanization

• To reduce fish population

• To ensure mutual benefit for all

• To increase pollution