A new study has revealed that small but mighty zooplankton—including copepods, krill, and salps—are key players in the Southern Ocean's ability to absorb and store carbon.

Scientists find out how the epic deep sea migration of a tiny animal is storing planet-warming carbon.

Toxic algae blooms increasing in Arctic due to climate change, new study finds Warming ocean waters are encouraging more rapid production of harmful blooms.

The softening agents affect small aquatic animals, such as daphnia, in streams, lakes, and rivers in a way that makes it difficult for them to find food, ultimately leading to their death ...

Nature. Read the latest scientific research on the natural world, ecology and climate change.

Mandarin Fish Stunning in appearance but extremely picky eaters, Mandarin Fish often starve in captivity. They require a mature tank with a thriving copepod population—challenging for new aquarists.

Even fish aren't immune to neighborly disputes. Discover why fish in this video are engaged in petty sand-flinging.

Tiny ocean zooplankton play a massive role in trapping carbon deep below the surface, offering a hidden buffer against climate change.

Because daphnia sit near the base of the food web, their decline can ripple upward and reduce fish recruitment. Laboratory work measured polymer levels that killed half a daphnia population within 48 ...