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The Ocean Blog

The majestic and highly predatory red lionfish ( Pterois volitans ) , native to the Indo-Pacific, is invading Atlantic waters. The lionfish is a popular home aquarium species, and some were most...
North Atlantic right whales and ocean-going vessels often cross paths. Researchers have worked to show the interactions between whales and ships in order to protect the whales from collision. More...
At the ends of the Earth, life thrives despite extreme conditions. In the Arctic and Southern Oceans, organisms have evolved adaptations to cope with year-round cold and six months of darkness. But...
Seagrasses growing on the seafloor of the Chesapeake Bay rely on light to grow—but, thanks to pollution, that sunlight has become more scarce. Nutrient runoff from fertilizers causes microscopic...
A team from the Center for Coastal Studies works to free a one-year-old right whale from the fishing ropes wrapped and knotted around its body and flippers. The whale is Kingfisher, #3346 in the...
CREDIT: © Mary Parrish/Smithsonian Institution 1. Respect Your Elders Sharks have a long and impressive lineage. Ancient sharks were cruising the ocean 400 million years ago—long before dinosaurs...
Sharks are much older than dinosaurs. Their ancestry dates back more than 400 million years, and they are one of evolution’s greatest success stories. These animals are uniquely adapted to their...
Deep-sea coral beds are true biodiversity hotspots. It’s urgent that we study these extreme environments because we know so little about them, because they are important communities for so many deep-...
Traditional fishing techniques now involve monofilament nets, with snorkelers diving down to ensure the bigger fish don't get away. Many people still fish traditionally along the eastern coast of...
CREDIT: Flickr User Fabi Fliervoet 1. Bring Your Own The trash we "throw away" doesn't disappear. Plastic bags, disposable food containers, snack wrappers, and other loose garbage can be washed into...
Overfishing and sedimentation have heavily impacted this reef off the western coast of Guam. More about coral reef ecosystems can be found in our Coral Reefs featured story .
A Twelve-Step group for wild animals with people-food addictions? Don’t be responsible for getting a dolphin hooked on human handouts! This cartoon satire portrays a dolphin trying to break his...
Part 6 of a 6-part series describing WHOI's efforts to understand the scope and impact of the Deepwater Horizon oil spill in the Gulf of Mexico. "Assessing the Impacts" describes a range of work by...
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...
The International Union for the Conservation of Nature ( IUCN ) maintains the Red List of Threatened Species , an inventory of the global conservation status of plants and animals. In a 2010 study ,...
Mangroves thrive in hot, muddy, salty conditions that would kill most plants. But even these tough trees are threatened by human development. This lone mangrove shoot in South Bimini, Bahamas stands...
A dredge from the U.S. Army Corps of Engineers can be seen removing a sandbar off of Virginia Beach, VA. This type of removal occurs in order to clean up the seafloor or to allow for large ships to...
Dr. Demian Chapman of the Institute for Ocean Conservation Science at New York’s Stony Brook University explains how DNA extraction from shark fins can identify the species of shark and where the...
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