Estuaries/Watershed/Wetlands - 5AA

Front

What is an estuary?

Back

An estuary is a coastal area where fresh water from rivers meets and mixes with salt water from the ocean.

Front

What are some common plants found in estuaries?

Back

Common plants in estuaries include salt marsh grasses, mangroves, and seagrasses.

Front

True or False: Sharks can live in estuaries.

Back

True. Some species of sharks can tolerate brackish water and inhabit estuaries.

Front

What is a salt wedge in an estuary?

Back

A salt wedge is a layer of salt water that intrudes into a river estuary, forming below the less dense fresh water.

Front

Why does fresh water float on top of salt water in an estuary?

Back

Fresh water is less dense than salt water, causing it to float on top.

Front

What role do estuaries play in the ecosystem?

Back

Estuaries serve as nurseries for many marine species, provide habitat for wildlife, and filter pollutants from water.

Front

What is a watershed?

Back

A watershed is an area of land that drains rainwater and snowmelt into a common water body, such as a river, lake, or ocean.

Front

How do wetlands contribute to flood control?

Back

Wetlands absorb excess rainwater and slow down runoff, reducing the risk of flooding.

Front

What is the difference between freshwater and saltwater wetlands?

Back

Freshwater wetlands are dominated by freshwater sources, while saltwater wetlands, such as salt marshes, are influenced by tidal saltwater.

Front

What are the benefits of preserving wetlands?

Back

Preserving wetlands helps maintain biodiversity, improve water quality, and provide flood protection.