Swarm of jellyfish shuts nuclear power plant in France

‘Massive and unpredictable’ swarm entered filter drums that pull in water, Gravelines operator EDF says

The Gravelines nuclear power plant in northern France has been shut down after a swarm of jellyfish entered the filter drums that pull in cooling water, according to its operator, EDF.

The plant in northern France is one of the largest in the country and cooled from a canal connected to the North Sea.