We were exceptionally lucky as we stumbled upon multiple blue ringed octopus as well as several ghost pipe fish. (mermaid-liveaboards.com)
You might also spot a blue - ringed octopus if you are lucky. (Dive-The-World.com)
Raja Ampat, the superb contrast of the small and the large fish, stunning soft corals, sea fans, stunning pinnacles, reef sharks, turtles and an awesome Blue - ringed octopus spotted on one of our night dives. (mermaid-liveaboards.com)