The marine photographer who captured the footage said it could be the world's first recorded sighting of a black seadevil ...

I've been able to stand in the sea with fish swimming around my legs. I've even been able to sit down with my son and watch Finding Nemo! I never could have imagined how far I've come.' ...

This is the astonishing moment an inflatable Nemo fish seemingly came to life - opening a door by itself and escaping. CCTV ...