close up on branch of hard coral polyps out tentacles

ampat anthozoan area batanta biodiversity birie blue branch bubbles close cnidarian coral corals crystalline damaged diver divers diving ecosystems full hard holidays hotspot hour house human impacts indonesia island least less life liveboard lovers make nclear nscleractinian ocean one paradise perfect place polyps raja reef reefs richness scuba sea snorkelers snorkeling sorong species tentacles threaten transparent triangle tropical try underwater untouched water wild wildlife