Here's some of my favorites, pulled from random places around the web.
I LOVE this one: Scott McGee - Bioluminescent Surf
Surreal photoshop stuff. Amazing Conor Culver - Ink of the Octopus is my absolute fave
And my phone just rang. Gotta run. Will do more when I have a fucking moment to relax.
So the squid is a tiny little bugger - typically 1-8cm. The photographer just got lucky as it swam about an inch from his lens. The effect of the lighting is from the 2 lights he has mounted on each side of his lens.