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Clownfish in anemone

Male-to-female sex change happens first in the brain, in clownfish at least

All clownfish start off as male, but can switch to female when circumstances allow, for example, when the only female present dies or disappears....

Crabs feel and remember pain

New research published by a Queen's University academic has shown that crabs not only suffer pain but that they retain a memory of it.The...
blue whale

Migrating blue whales rely on memory to find prey

Meaning it could be difficult for whales to adapt if climate change causes food availability to deviate strongly from the whales' expectations.
diatoms

Ocean bacteria “pumped-up” by dying plankton

Scientists have discovered a surprising new short-circuit to the biological pump. They found that sinking particles of stressed and dying phytoplankton release chemicals that...
Healthy coral reef

How to protect corals from climate change?

The best way to protect corals threatened by climate change is to conserve a wide range of their habitats, according to a study in...
Rich cold-water coral reef in the Whittard Canyon area by the Isis ROV

Scientists unveil first maps of deep sea corals

Proposed marine protected areas will cover just 30% of the UK’s deep sea coral reefs and 3% of the sponge fields, according to the first-ever set of maps detailing where vulnerable deep-sea habitats are likely to be found in the North East Atlantic.
Beluga whales in the pack ice in West Greenland. Ships using the Northwest Passage would travel through Baffin Bay off Greenland's west coast.

Which marine mammals are most at risk from increased Arctic ship traffic?

The most vulnerable marine mammals were found to be narwhals. These animals migrate through parts of the Northwest Passage to and from their summertime habitats.