Uploaded March 2021 | Updated September 2026, 2 weeks ago

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Did you know that seagrasses are the only flowering plants that thrive fully submerged in marine environments? Learn about the "lungs of the sea" found in Florida Keys National Marine Sanctuary in this week's Earth Is Blue video!

To learn more about seagrass, visit floridakeys.noaa.gov/plants/seagrass.html