New research reveals surprising social networks of sharks

Although historically seen as solitary animals, new research being presented here shows sharks may have a more complex social structure than previously thought. Using tracking devices to trace the movements of individual ...

How hunter-gatherers preserved their food sources

A new study of humans on Sanak Island, Alaska and their historical relationships with local species suggests that despite being super-generalist predators, the food gathering behaviors of the local Aleut people were stabilizing ...

Testing detects algal toxins in Alaska marine mammals

Toxins from harmful algae are present in Alaskan marine food webs in high enough concentrations to be detected in marine mammals such as whales, walruses, sea lions, seals, porpoises and sea otters, according to new research ...

Sharks' hunting ability destroyed under climate change

The hunting ability and growth of sharks will be dramatically impacted by increased CO2 levels and warmer oceans expected by the end of the century, a University of Adelaide study has found.

Unlocking the secrets of the shelf seas

The Royal Research Ship Discovery has completed her first year of research. Over a series of nine research expeditions, scientists studied the seasonal events taking place in UK shelf waters throughout the year. The vessel, ...

Novel tag developed for squid, jellyfish

Invertebrates, such as squid and jellyfish, play a crucial role in the marine food web and are also vital commercial fisheries. Despite their importance, little is known about their natural behaviors or how their environment ...

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