Tiny mite triggers domino effect in the high Andes

The idea of food chains and food webs in the animal kingdom is simple: Remove a link or thread, and the system is broken. But nature is complex, and it's not always clear how the absence of one species may impact others.

Unexpected fish and squid found in the Central Arctic Ocean

Single individuals of Atlantic cod and squid occur much further north than previously expected. Scientists participating in the international MOSAiC expedition with research icebreaker Polarstern have found fish and squid ...

Bluefin tuna reveal global ocean patterns of mercury pollution

Bluefin tuna, a long-lived migratory species that accumulates mercury as it ages, can be used as a global barometer of the heavy metal and the risk posed to ocean life and human health, according to a study by Rutgers and ...

Ancient sea ice core sheds light on modern climate change

A 170 m record of marine sediment cores extracted from Adélie Land in Antarctica by the Integrated Ocean Drilling Programme is yielding new insights into the complicated relationship between sea ice and climate change.

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