Microbes near the surface of the Southern Ocean sustain the polar food chain — impacting the nutrient flow from the surface ...

The discovery of non-cyanobacteria diazotrophs underneath Arctic sea ice could change our understanding of the food web, as ...

Polar bears are more than hunters as their leftovers feed many Arctic animals, forming a vital food web threatened by melting ...

Phytoplankton is the basic food source for many aquatic organisms. A new study shows that the light spectrum is more important for these microalgae and for lake ecosystems than previously assumed.

For decades, scientists believed Prochlorococcus, the smallest and most abundant phytoplankton on Earth, would thrive in a warmer world. But new research suggests the microscopic bacterium, which ...

A groundbreaking study of 7,000-year-old exposed coral reef fossils reveals how human fishing has transformed Caribbean reef food webs: As sharks declined by 75 percent and fish preferred by humans ...

Marine heat waves in the northeast Pacific Ocean create ongoing and complex disruptions of the ocean food web that may benefit some species but threaten the future of many others, a new study has ...