It's a "natural laboratory" of Arctic ... the food webs living in these icy waters are in peril. Food webs are huge, complex systems made up of tiny interactions. A small fish eats plankton ...

In the Arctic, they eat phytoplankton and are in turn eaten by fish, birds, seals, and even carnivorous plankton. These tiny little krill are also the primary food source for baleen whales.

As climate change brings closer the possibility of an Arctic ... of fish, harvesting them sustainably would be extremely difficult. “I expect that we will find a very delicate food web ...

Unchecked climate change may leave some Arctic predators surviving off of marine “junk food,” according to a new UBC study. It found that transformations to the makeup and distribution of fish species ...