They drift aimlessly at sea, soaking up sunlight from the sky and nutrients from the deep. Often invisible to the naked eye, these tiny invertebrates form the hidden backbone of ocean ecosystems.

Over a period of 33 days, the researchers monitored the effects of alkalinization on zooplankton, which plays a key role in transferring energy through the food web up to fish. A range of ...

Focuses on the biogeochemical cycling of trace metals in marine systems. CalCOFI is a long-term, interdisciplinary, cross-sectoral ecosystem research program off the coast of California that ...

marine-plastic-ocean-fish-microplasticThe naturally oily surface slicks in which many ocean fish come of age are rich in plankton and other fish food—and now also in plastics, according to ...

Findings revealed the plankton were unable to keep pace with the current speed of temperature rise, putting huge swathes of marine life—including fish which depend on these organisms for food ...