Pink Anemonefish (Amphiprion perideraion) appear to be on lookout to protect their purple anemone home in the clear and warm ocean waters of Papua New Guinea.

actiniaria amphiprion perideraion papua new guinea pomacentridae anemone anemonefish animal behavior animal themes animals in the wild anthozoa aquatic biodiversity clownfish cnidaria color image ecosystem fish guarding habitat ichthyology living organism marine biology mutualism nature no people omnivore outdoors photography pink anemonefish polyp purple sea sea anemone sea life soft coral species swimming symbiotic relationship tropical climate tropical fish undersea underwater vertical vibrant wildlife zoology