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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...
Bull sharks cut a threatening figure with the largest recorded bull shark reaching 11.5 feet and 500 pounds. They prey on dolphins, birds, turtles, bony fish, and other species of shark. Catching...
In 1872, the United States did something remarkable. We set aside one of our greatest natural treasures, Yellowstone National Park , for future generations to enjoy and appreciate. The logic was...
The over 1,000 species of ribbon worms ( Nemertea ) are mostly found in marine environments (like the Hubrechtia found in a mud flat, in the photo). These worms have both a mouth and an anus (unlike...
When most people think of iconic American landscapes, we think of places on land. Yellowstone, the Great Smoky Mountains, the Grand Canyon—these national parks are household names. But many Americans...
Arching mangrove roots like these help keep trunks upright in the soft sediments at water’s edge. More about mangroves can be found in our Mangroves featured story .
Two years ago last week, on April 20, 2010, an explosion on the oil-drilling rig Deepwater Horizon caused the largest marine oil spill in history , gushing nearly 5 million barrels of crude oil over...
Seagrass meadows, such as this one composed of turtle grass ( Thalassia testudinum ) and manatee grass ( Syringodium filiforme ), are an important shallow water habitat. Hundreds of animal species,...
How do you explain a scientific paper in three minutes or less? What if you were being judged by a bunch of middle-schoolers in classrooms around the world… and you only had a month to do it? The...
Squids, octopuses and cuttlefish, such as this Australian Giant Cuttlefish ( Sepia apama ), compose just one group of animals that call seagrass beds home. Clams and worms bury themselves in the mud...
“As I set up for a sunset shot—one last, solitary surfer exited the water and I quickly fired a few frames trying to capture the serenity of the moment.” -- Nature's Best photographer, Karen Doody...
Necora puber , also known as the velvet swimming crab, may not be as soft as the name implies. The crab's red eyes and aggressive nature have resulted in a second nickname, devil's crab . As if it...
What can students do to help the ocean? It turns out, a lot! These students from Alabama are among dozens from the U.S. and Mexico who are developing action plans on ocean and climate-related issues...
Seaside sparrow ( Ammodramus maritimus ) chicks chirp and beg their parents for food from a well-hidden nest in a Gulf of Mexico marsh. Researchers from the Gulf of Mexico Research Initiative have...
Did you know that over 17,000 species thrive in the deep sea where no light penetrates the ocean waves? Or that an old restaurant menu can teach us about the history of fish populations? Or that...
Penguins are odd birds. For one, they cannot fly (but they are amazing swimmers), and, contrary to popular belief, the majority of penguin populations live in warmer regions. Only four of the 18...
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 .
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