Drowned volcanoes

The crew was sceptical about reports of colourful communities on these sea mounts, but 1.5km down the combination of a rocky volcanic substrate with a nutrient-rich current leads to a profusion of life. Red is virtually invisible in deep sea, so these extraordinary gardens of red gorgonians and orange sponges are effectively camouflaged.

Release date:

Duration:

3 minutes

This clip is from

Featured in...