Saddleback anemonefish

The Saddleback anemonefish (Amphiprion polymnus) is characterized by its dark color with a distinctive white or light band behind the head and another across the middle of the body, resembling a saddle. It originates from the Indo-Pacific region. This species, which can also be recognized by its large adult size and more rounded dorsal fin, is a popular choice among aquarium enthusiasts, known for its hardiness and intriguing symbiotic relationship with anemones.