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Dip your head below the water's surface in a mangrove forest and an entirely new ecosystem is revealed. The twisting mangrove roots, some of which don’t make it to the seafloor, support a great...
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This week at the Smithsonian Ocean Portal we embark on an experiment we're...
What is blue carbon? It's a term used to describe the carbon that is captured...
Photographer Brian Skerry hikes through a mangrove in Bimini (The Bahamas) to...

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At Carrie Bow Cay in Belize , Dr. Candy Feller explains her research on the effect of excess nutrients on mangrove swamps. Feller runs the Animal-Plant Interaction Lab at the Smithsonian Environmental Research Center. See a photo...
The lettuce sea slug ( Elysia crispata ) has enlarged fleshy appendages that...
West Indian Manatees, Trichechus manatus , are found in warm, shallow...

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Mangroves are survivors. With their roots submerged in water, mangrove trees thrive in hot, muddy, salty conditions that...
Rivulus fish live in bodies of water that sometimes become contaminated with hydrogen sulfide—an extremely toxic compound that smells like rotten eggs. When this happens, the adaptable fish wiggle...
Dr. Chris Reddy, an environmental chemist from Woods Hole Oceanographic Institution studies the long-term impacts of oil spills. Watch as he digs beneath the surface in Massachusetts’ Wild Harbor...
Over the past several decades, Florida’s coastal wetlands have been changing. Along the eastern shore, researchers have seen small mangrove trees appearing in areas further north than they usually...
West Indian Manatees, Trichechus manatus , are found in warm, shallow coastal ecosystems along the southeastern North America and northeastern South America. They graze plants in mangrove ecosystems...
This mangrove island in the Pelican Cays, Belize, was clear-cut and filled with dredged sand and coral from the adjacent reef flat. Developers are clearing and dredging mangroves in an attempt to...
Newly established black mangrove ( Avicennia germinans ) in a field of salt marsh ( Spartina alterniflora and Batis maritima ) in the Guana Tolomato Matanzas National Estuarine Research Reserve in...
The Island Leaf-Toed Gecko ( Phyllodactylus insularis ) is one of several species of geckos that live in the mangroves of the Caribbean’s Mangal Cay. More about mangroves can be found in our...
This week at the Smithsonian Ocean Portal we embark on an experiment we're calling "Make Me Care." The concept is simple: we ask a renowned expert to tell us why we should care about his or her...
Happy International Mangrove Action Day! This occasion is a small but vibrant tradition that has been observed annually on July 26th for nearly a decade in countries around the globe, including the U...
Students are working with the National Aquarium in Baltimore, Md., to develop an informal education plan that will communicate information about Chesapeake Bay marsh restoration and explain the...
The invasive reed Phragmites australis can create new plants through seeds (shown here) or underground rhizomes. Scientists at the Smithsonian Environmental Research Center have discovered that seeds...
How do plants respond to rising CO2 levels? To find out, plant physiologist Bert Drake at SERC exposed marsh plants near the Chesapeake Bay to CO2 levels expected in 50 and 100 years. Different...
This shrimp farm in southern Belize is just one example of how mangroves worldwide are giving way to human development. In just the last decade, at least 35 percent of the world's mangroves have been...
A manatee swimming in shallow waters. The West Indian manatee is listed on the IUCN's Red List of Threatened Species as Vulnerable. More about mangroves can be found in our Mangroves featured story .
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