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The Peninsula Valdes in Argentina was inscribed on the World Heritage List in 1999. The site is home to important breeding populations of the endangered southern right whale (Eubalaena australis), southern elephant seal (Mirounga leonina), and southern sea
slideshow

Marine World Heritage Photo Gallery

Marine World Heritage is a prestigious list of 43 marine ecosystems and...
Tue, 11/09/2010 - 11:54
A map of the early European whaling site at Hare Harbor in Quebec, Canada
slideshow

Archaeologists Investigate an Early Whaling Community

For over a decade, Smithsonian Arctic Archaeologist, William Fitzhugh, has been...
Mon, 09/12/2011 - 12:32
A photo of Oceana's ice class research vessel, the Hanse Explorer, on the Baltic Sea.
slideshow

Biodiversity in the Baltic Sea

In the spring of 2011, a research crew from Oceana spent two months in the...
Wed, 10/12/2011 - 16:56
A bluefin trevally swims in Hawaii’s Maro Coral Reef, part of the Papahānaumokuākea Marine National Monument.
slideshow

Two Views of Coral Reefs: Thriving and Threatened

Coral reefs are beautiful, vibrant ecosystems that house roughly one quarter of all...
Tue, 12/15/2009 - 11:19
The Ross Sea is a 1.9 million square mile (3.6 million square km) stretch of ocean off the coast of Antarctica.
slideshow

A Trip South to Antarctica’s Ross Sea

The Ross Sea, a 1.9 million square mile (3.6 million square km) stretch of ocean...
Mon, 06/10/2013 - 11:37
GEOMAR scientist Armin Form works at his lab during a long-term experiment on the effects of lower pH, higher temperatures and "food stress" on the cold-water coral Lophelia pertusa.
Photo

Deep-water Corals and Acidification

GEOMAR scientist Armin Form works at his lab during a long-term experiment on the...
Researchers can study ocean acidification in the lab by rearing organisms (here, Lophelia deep-sea corals) in seawater with variable pH and measuring if they grow, eat, breathe, reproduce, or develop differently.
Photo

Studying Acidification in the Lab

Researchers can study ocean acidification in the lab by rearing organisms in...
Weddell seals grind their teeth on holes in the ice to keep them open to their comings and goings between ocean and air.
Photo

Weddell Seal in Antarctic Water

Weddell seals grind their teeth on holes in the ice to keep them open to their...
Branching coral in naturally acidic water.
Photo

Fragile Branching Corals in Acidic Water

Branching corals, because of their more fragile structure, struggle to survive in...
But closer to the CO2 seeps, the complex reef has been replaced by a “monoculture” of boulder corals.
Photo

Monoculture of Boulder Corals

Close to the volcanic CO2 seeps, the vast diversity of corals that exists in...
A healthy and vibrant coral reef in Papua New Guinea.
Photo

A Healthy Coral Reef

Far away from the volcanic CO2 seeps, a healthy coral reef flourishes with a...
Acidic waters are also able to completely dissolve coral skeletons.
Photo

Dissolving Coral Skeleton in Acidic Waters

Near the intense volcanic CO2 vents bubbling from the cracks in the seafloor, the...

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