Pair of Masked Butterflyfish, Chaetodon semilarvatus, St. Johns Reef, Rotes Meer, Egypt

masked butterflyfish endemic lemon butterflyfish yellow butterflyfish butterflyfishes chaetodontidae perciformes chordata coralfish coralfishes coralfish two couple pair reef closeup close up close up portrait reefs coralreef coralreefs coral reef africa north africa underwater marine wildlife marine fauna nature aquatic sea ocean underwaterphoto underwaterpicture underwaterphotography underwaterworld sealife horizontal format pair of masked butterflyfish chaetodon semilarvatus st johns reef rotes meer egypt