big blue octopus (octopus cyanea) octopus. big blue octopus on the red sea reefs.

big blue octopus cyanea red sea reefs day molluscs type mollusca cephalopods wildlife wild wave water vitaliy6447 vacation underwater tropical travel swimming snorkeling sea sand salt reefs reef nature marsa alam marine life landscape island extreme exotic environment egypt dive deep ocean diving animal blue coral scuba aquatic tropical coral reef deep water seabed landscape beautiful