striped barracuda swimming near coral reef in ocean

fish ocean coral reef underwater marine sea aquatic wildlife nature environment habitat biodiversity ecosystem swimming predator species beauty tranquility exploration snorkeling diving life colors patterns plants sunlight water waves coraline adventure biology conservation health balance ecology depth clarity serenity movement adaptation interaction survival feeding schooling research observation tourism barracuda reef ocean underwater fish life sea aquatic nature wildlife scuba diving snorkeling tropical caribbean colorful animal background marine world