Spinecheek anemonefish are among the easiest anemonefish to identify, even when young. They are bright red with 3 bars that are bright white in males and grey in females. Individuals may become bright white if they are provoked. The lines may also be bright yellow.
Range length: <60 to 160 mm.
Average length: 70 mm.
Sexual Dimorphism: female larger; male more colorful