Blue damsel fish swimming over big Acropora table coral on tropical coral reef

damsel fish blue devil chrysiptera cyanea blue damsel damselfish western pacific oceans indian ocean blue demoiselle cornflower sergeantmajor hedleys damselfish skyblue damsel chrysiptera tropical ocean tropical sea coral corals coral sea coral reef table coral staghorn coral acroporidae acropora asia philippines indopacific blue colorful scuba dive scuba diving coral dive aquatic aquatic animal marine animal arine species marine creature