PCB contamination in Icelandic orcas: A matter of diet

A new study from McGill University suggests that some Icelandic killer whales have very high concentrations of PCBs (polychlorinated biphenyls) in their blubber. But it seems that other orcas from the same population have ...

Temperature explains why aquatic life more diverse near equator

The bulging, equator-belted midsection of Earth currently teems with a greater diversity of life than anywhere else—a biodiversity that generally wanes when moving from the tropics to the mid-latitudes and the mid-latitudes ...

Coral fights back against crown of thorns starfish

Coral can fight back against attacking juvenile crown of thorns starfish—using stinging cells to injure and even kill, showing that coral are not as passive as people may think.

Limited fishing zones support reef conservation

A world first study within the Great Barrier Reef Marine Park has found limited fishing zones (yellow zones) are still important conservation and fisheries management tools when paired with no-fishing zones.

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