Any ideas?

Any ideas?

Observation - Any ideas?. Description: This fish was found in a small rock pool on it's own any idea what it could be? Not a great photo I'm afraid but at least gives an idea of it's size. It was dark brown with small greeny/blue dots or patches along it's side, almost under it's belly. It had

This fish was found in a small rock pool on it's own any idea what it could be? Not a great photo I'm afraid but at least gives an idea of it's size. It was dark brown with small greeny/blue dots or patches along it's side, almost under it's belly. It had pelvic fins which it seemed to be resting on but I couldn't be sure.