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Glacial Lake Drainage

Glacial Lake 3

Related information from Oceanus magazine Scientists Find Trigger That Cracks Lakes Fast-draining lakes atop Greenland ice sheet could accelerate sea level rise

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Cyanobacteria Life Cycle

Freshwater cyanobacteria vary widely in morphology and cellular organization, ranging from unicellular to more complex filamentous and colonial structures.

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Pseudo nitzchia Life Cycle

Click through the life cycle of Pseudo-nitzschia, a chain-forming diatom that must reproduce sexually to reset its size—and can make a dangerous toxin.

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Dinoflagellate Life Cycle

Explore how dinoflagellates such as Alexandrium reproduce by asexual fission: One cell grows and then divides into two cells, then two into four, and so on.

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Illuminating the Seafloor

Teamwork between a deep-sea robot and a human-occupied submarine led to the discovery of five new hydrothermal vents on the seafloor of the eastern Tropical Pacific Ocean.

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Seals and Wild Horses on Sable Island, Nova Scotia

While East Coast seal populations have dramatically increased in recent years, a staggering proportion of Sable Island seals don’t make it to their first birthday. WHOI biologist Michelle Shero is looking into the influence of iron in seal mothers’ milk on pup survival rates.

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Underwater Research Vehicles

Since the 1960s, three key underwater vehicles—AUVs, ROVs, and HOVs—have helped explore the ocean. Click each to discover how they work and why they matter.

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Antarctic ecosystem

The Southern Ocean teems with life, ranging from microscopic plankton to top predators: whales, seals, penguins, fish, and sea birds.

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The Arctic Ocean Ecosystem

Despite harsh weather and ice, the Arctic Ocean teems with life. Click to explore the rich ecosystem and the animals that depend on sea ice to survive.

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