A thousand years ago, the water level was ten feet lower, making these creatures far more abundant there.
Crevichon may have provided the granite for the steps of St Paul's Cathedral in London.
[1][2] It is said that, in earlier times, pirates were hanged with chains both on Crevichon and on nearby Jethou.
Compton Mackenzie, former owner of Herm, called Crevichon "Merg" in his book Fairy Gold, whose setting is a fictionalised version of the islands.
The German plane that crashed on Crevichon on 19 November 1940, killing all its crew, was a He 111 that either a British night fighter shot down while the He 111 was flying from France to bomb the south coast of England, or that developed engine trouble on the way.