Salt Marshes

Salt marshes are nurseries for more than 75% of fisheries species and buffer shorelines from erosion and floods (NOAA).

Image: NASA/KSC (KSC-99WL10).

Last reviewed: 1 source cited

Explain Like I'm 10

The Five W's of Salt Marshes

Who

Nature, described by NOAA’s National Ocean Service.

Source: NOAA Ocean Service, What is a salt marsh?

What

Coastal wetlands flooded and drained by the tides, with deep, spongy peat soils.

Source: NOAA Ocean Service, What is a salt marsh?

When

Twice a day with the tides, all year.

Source: NOAA Ocean Service, What is a salt marsh?

Where

Worldwide, especially at middle to high latitudes; in the U.S. on every coast, with about half along the Gulf Coast.

Source: NOAA Ocean Service, What is a salt marsh?

Why

They are essential for healthy fisheries, coastlines and communities.

Source: NOAA Ocean Service, What is a salt marsh?

Impact Statement

Natural solution

Salt marshes provide food, refuge or nursery habitat for more than 75% of fisheries species, including shrimp, blue crab and many finfish. They protect shorelines from erosion by buffering waves and trapping sediment.

Source: NOAA Ocean Service, What is a salt marsh?

For Further Information: NOAA Ocean Service, What is a salt marsh?

How This Saves People & the Planet

For People

Salt marshes reduce flooding by slowing and absorbing rainwater, protect shorelines from erosion, and support the seafood many communities depend on.

Source: NOAA Ocean Service, What is a salt marsh?

For Nature

They filter runoff and metabolize excess nutrients to protect water quality, and shelter young fish and shellfish. See also Forests and Meadows.

Source: NOAA Ocean Service, What is a salt marsh?

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For Teachers

Discussion questions

  1. What is Salt Marshes, and what problem does it help solve?
  2. Who is behind Salt Marshes, and where does the work happen?
  3. How does Salt Marshes help both people and nature? Use one fact from this page.

Sources are listed with each fact in the Five W's above.

All teacher sheets

Cite This Page

APA

Saving Planets. (n.d.). Salt Marshes. https://www.savingplanets.com/Salt_Marshes.html

MLA

"Salt Marshes." Saving Planets, https://www.savingplanets.com/Salt_Marshes.html.

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