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In marshlands along the coast of the Gulf of Mexico, it's easy to hear the sharp, buzzing calls of seaside sparrows ( Ammodramus maritimus )—even if they can be hard to spot. These five-inch,...
In the Pacific Ocean, four ocean currents merge to form the North Pacific gyre...
On April 27, 1986, an estimated 50,000 barrels of medium-weight crude oil...
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As a research diver for the US Environmental Protection Agency (EPA), one of my...

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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 algae (phytoplankton) to grow...
In this view of the Deepwater Horizon oil spill from above in June 2010, you...
Sea turtles face many obstacles throughout their lives—net entanglement,...

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The Gulf oil spill is recognized as the worst oil spill in U.S. history. Within days of the April 20, 2010 explosion and...
The Deepwater Horizon disaster has imperiled the ecosystem along the U.S. Gulf Coast. Most oil spills have occurred at the ocean surface. This one, originating at the ocean floor and rising up...
In marshlands along the coast of the Gulf of Mexico, it's easy to hear the sharp, buzzing calls of seaside sparrows ( Ammodramus maritimus )—even if they can be hard to spot. These five-inch, brown...
On April 20, 2010, an explosion on the oil-drilling rig Deepwater Horizon caused the largest marine oil spill in US history, gushing nearly 5 million barrels of crude oil over the course of three...
Oceana ’s Pacific Science Director Jeff Short, an environmental chemist who formerly worked for NOAA on the Exxon Valdez spill, collects samples of mousse oil in the Gulf of Mexico from the Deepwater...
Laysan albatross chicks are fed and raised by their parents for 180 days, until they are almost fully grown. Some older “chicks” are as large as their parents!
It is a well-known fact that for animals living in the deep sea, food can be scarce. The food that is around usually rains down from above as dead animals and organic particles from plankton living...
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...
Sea turtles face many obstacles throughout their lives—net entanglement, light pollution, mistaking plastic for food—among the many that are caused by humans. Get a glimpse of what goes on behind-the...
A scientist, Chris Reddy from Woods Hole Oceanographic Institution, collects oil-laden "sand patties" on a Louisiana beach two years after the oil spill. Watch a video of Chris Reddy talking about...
Major oil spills like the 2010 Deepwater Horizon spill are devestating, but aren’t the only way oil gets into the ocean. Nearly 85 percent of oil in U.S. coastal waters comes from runoff (roads,...
The Gulf of Mexico Research Initiative (GoMRI) was formed as a 10-year independent research program with money provided by BP to fund an independent research program looking at the impacts of the...
A Yellow spotted trevally struggles to free itself from a fisherman's discarded net. Discarded nets continue to fish long after they have been lost, devastating the local fish populations and choking...
Reef biologists over a certain age are haunted by memories of what glorious places Caribbean reefs once were. In our youth we studied them for all sorts of reasons but scarcely thought about reef...
This r ainbow sheen on the sea surface is what it looks like when the oil bubbles make it to the sea surface.
These cells are from a pygmy sperm whale in a laboratory culture dish. The red dyed cell are forming into fat cells after exposure to endocrine disruptors. GoMRI researchers are looking to see if oil...
The “garbage patches,” as referred to in the media, are areas of marine debris concentration in the North Pacific Ocean, circulated by the North Pacific gyre. The gyre spreads across the Pacific...
A diver cares for the reef by cleaning up discarded fishing gear and garbage. Even if you don't have scuba gear, you can help protect the ocean and coral reefs !
In the aftermath of the Gulf oil spill, what is the effect of oil on invertebrates like jellyfish, clams, crabs, sea stars, and plankton? The scope of the damage is more easily observed among birds...
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