A nuclear plant in northern France shut down three reactors after a swarm of jellyfish clogged pumps used to cool the units, energy group EDF said on Tuesday.

A nuclear plant in northern France shut down three reactors after a swarm of jellyfish clogged pumps used to cool the units, energy group EDF said on Tuesday.

Energy giant EDF halted reactors at the Gravelines plant near Dunkirk after cooling pumps were clogged by a massive influx of marine life.