Mangroves

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What is blue carbon? It's a term used to describe the carbon that is captured from the atmosphere by ocean ecosystems, mainly coastal mangroves, seagrasses and salt marshes. These coastal areas can hold up...
Mangroves thrive in hot, muddy, salty conditions that would kill most plants...
This is a close-up view of the peat soil surface in an intact mangrove forest...

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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...
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...

The Ocean Blog

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...
An American crocodile ( Crocodylus acutus ) resting on a bed of seagrass . These medium-sized crocodiles are most commonly found in mangrove -lined estuaries and saltwater lagoons between the...
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...
Thalassinidean shrimp ( Thalassinidea ) build complex burrows deep in the mud. More about mangroves ecosystem can be found in our Mangroves featured story .
The dense aerial root system of this mangrove forest in Pelican Cays, Belize, creates a strong but permeable barrier to waves and currents. More about mangroves can be found in our Mangroves featured...
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...
In summer 2009, in the heart of New Orleans, a 600-foot tanker collided with a 200-foot fuel barge, tearing the barge in half. Several hundred thousand gallons of oil leaked out of the barge and into...
Follow researchers Candy Feller and Dennis Whigham from the Smithsonian Environmental Research Center as they scramble, climb, crawl, and creep through the tangled roots of a mangrove forest. In this...
This slug caterpillar ( Acharia horrida ) turns into a very plain brown moth with stinging spines that are very nasty to rub up against. Although the slug caterpillar family occurs worldwide, this...
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 Deepwater Horizon oil spill brought the world’s attention to the Gulf of Mexico and raised awareness of the region’s chronic loss of wetlands and the massive dead zone caused by excess nutrients...
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...
Two years after the Deepwater Horizon oil spill, brown pelicans roost on a mangrove island at the spill's "ground zero," said James Morris of the University of South Carolina. "The impact to this...
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...
Mangroves are survivors. With their roots submerged in water, mangrove trees thrive in hot, muddy, salty conditions that would quickly kill most plants. How do they do it? Through a series of...
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...
These Smithsonian field stations enable scientists worldwide to conduct long-term studies on mangrove ecosystems from a range of latitudes. More about mangroves can be found in our Mangroves featured...
The sargassum is coated with encrusting organisms, such as bryozoans and hydroids, that use it as a perch to filter feed in the oceanic waters, as well as crustaceans such as thos swimming crab...
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