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A photograph of a bright blue-speckeled dinoflagellate bioluminescing at night.
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Bioluminescing Dinoflagellate

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This is one of about 200 species of moray eels that live in tropical and subtropical coral reefs.
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Guineafowl Moray

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Sea bass flock to a tropical coral reef in the Red Sea.
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Coral Reef Ecosystem, Red Sea

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the skull of a mosasaur
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Meals of the Mighty Mosasaur

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Jellyfish produce mucus, especially when stressed, which can interact with oil and break it down. This moon jellyfish is sloughing off mucus that has mixed with droplets of oil.
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How Jellyfish Break Down Oil After a Spill

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Seagrasses are flowering plants that can form dense underwater meadows and are an important shallow water habitat.
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How Coastal Seagrass Feeds the Deep

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A researcher holds an arm bone from a "toothed" mysticete whale from Vancouver Island.
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Dispatches from the Field: Treacherous stream crossings and a new fossil find

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A scalloped hammerhead (Sphyrna lewini) at Isla del Coco, Costa Rica.
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Do Sharks Smell in Stereo?

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An underwater photo of coral recovering from a bleaching event.
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A Pleasant Surprise: The Recovery of Bleached Panamanian Corals

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Human activity is increasing in the Arctic marine environment due to climate change. To help the most vulnerable areas, the Global Marine Program of IUCN, along with partners, is convening a series of workshops aimed at enhancing ecosystem-based management and identifying biologically or ecologically important or vulnerable habitats. Burgerbukta, a bay in Svalbard, Norway, is being managed for ecosystem protection.
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What is the Sea Ice Minimum? (And Why Do We Care)

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Positioned in front of a natural oil seep, this video camera is capturing images of the black oil bubbling up from beneath the sea floor. A light mounted to the frame helps see what is happening in the dark on the sea floor.
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How Oil Feeds the Deep Sea

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corals of many colors in the deep sea
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Deep Gulf Restoration After a Monumental Oil Spill

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