For the first time, Antarctic krill have been found on seafloor vents. One scientist is working to figure out what they are ...

Other animals rarely bothered eating them, the idea went, so they represented a dead end in the ocean’s food web. “Historically, they were just ignored,” says Thomas Doyle, a marine ...

The ocean’s most feared but fascinating predators ... and benefits – could threaten species at the top of the ocean food chain, harming conservation efforts and commercial fishing.

Although these microscopic organisms are among the ocean’s smallest, their “blooms” are often visible from space. Phytoplankton are critical to making the planet livable and contribute to ...

In the ocean food chain, large sharks generally only have to worry about keeping orcas at bay — but a new study suggests the apex predators may have to watch out for their own. This isn't the ...

but this old source is still polluting the deep-ocean biota, which is really alarming ... and marine mammals higher and higher up the food chain. Hoh joined forces with Aluwihare’s lab ...

There's even some evidence megadolons were cannibalistic. "Ocean food webs do tend to be longer than the grass-deer-wolf food chain of land animals, because you start with such small organisms ...

A small team of environmental and ocean scientists in Australia, known as Whale X, may have discovered a way to remove carbon from the atmosphere efficiently, Hakai Magazine reported. The key to ...

While not appetizing to you or me, Melosira arctica forms the foundation of the Arctic Ocean food chain. During the spring and summer, its individual photosynthetic cells grow quickly ...