John J. Magnuson (Chair) is Professor Emeritus of Zoology and Limnology at the University of Wisconsin, Madison. He received his B.S. and M.S. degrees from the University of Minnesota and his Ph.D.

Researchers from Denmark, New Zealand, Australia, Spain and the U.S. have reconstructed the composition of phytoplankton communities around Antarctica over nearly three decades, the most comprehensive ...

Food webs are ecological networks of consumption interactions, including the relationships between different trophic levels such as primary producers, herbivores, predators and decomposers. Key areas ...

New research shows that marine heat waves can reshape ocean food webs, which in turn can slow the transport of carbon to the deep sea and hamper the ocean's ability to buffer against climate change.

Sharks contribute significantly to ocean health by shaping food webs and influencing various marine ecosystems. They help maintain balance in populations of marine species and support coral reef and ...

Deep-sea mining poses significant risks for a vital, hidden part of the ocean. That's the message from a new University of Hawai‘i at Mānoa study, the first to truly look at the impact of mining waste ...

Kelp forests are essential ecosystems of the ocean, thriving on a balanced interaction of various environmental factors. The role of sea otters is particularly significant, as they consume sea urchins ...

If you liked this story, share it with other people. Ocean ecosystems are under extreme stress on several fronts including overfishing, ocean acidification, climate change and marine warming. While ...

Hawaiian gold coral in the deep ocean. (Photo credit: HURL) Layers of coral skeleton laid down over the past 1,000 years can be seen in this polished section of a deep sea coral. (Photo by M. McCarthy ...

A new study reveals how differences in rainfall reshape river ecosystems, altering food webs, animal productivity, and the balance of freshwater life.