Mangroves

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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.S., India,...
Arching mangrove roots like these help keep trunks upright in the soft...
Mangrove roots provide support for filter-feeders like sponges, mussels,...
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Over the past several decades, Florida’s coastal wetlands have been changing...

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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 Mangroves overview .
In coastal towns and cities, vast areas now inhabited by super markets,...
An American crocodile ( Crocodylus acutus ) resting on a bed of seagrass ...

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Mangroves are survivors. With their roots submerged in water, mangrove trees thrive in hot, muddy, salty conditions that...
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...
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...
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...
This view of mangrove roots above the water misses a lot of the action. The roots extend far below the water’s surface, anchoring the forest to the sea and providing a tangled habitat for a variety...
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...
Smithsonian scientists and their colleagues are investigating important questions and issues related to mangrove ecosystems. • At the Smithsonian Marine Field Station on Carrie Bow Cay in Belize ,...
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...
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...
A map that shows the location of mangroves throughout the world. They are mainly found in the tropics and subtropics. More about mangroves can be found in our Mangroves featured story .
A male mudflat fiddler crab ( Uca rapax ) waves its huge claw to impress females and threaten competitors. Only the males have the large claw. When the tide is high, fiddler crabs retreat to their...
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...
In Edgewater, Maryland, scientists at the Smithsonian Environmental Research Center examine the influences of climate change, excess nutrients, and surrounding habitats on mangroves. They have also...
Dr. Candy Feller is framed by the roots of a mangrove tree on Panama’s Pacific coast. Mangrove trees grow particularly large in this area. More about mangroves can be found in our Mangroves featured...
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...
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...
This orchid ( Brassavola sp. ) grows in the mangroves of Belize—providing a spot of grace and beauty amidst the mud. More about the plants and animals found in mangrove forests can be found in the...
Thalassinidean shrimp ( Thalassinidea ) build complex burrows deep in the mud. More about mangroves ecosystem can be found in our Mangroves featured story .
In Ecuador’s Galapagos Islands, brown pelicans ( Pelecanus occidentalis ) nest at the top of a mangrove tree. Many other kinds of birds—as well as insects, frogs, snakes, and lizards—live in the...
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