Scientific name: 
Thalassoma lunare
Distinctive features: 
Lavender to green bands on head. Yellow center area on tail fin.
Size: 
to 25 cm (10 in.)

In the TP, the crescent wrasse has a yellow “crescent moon” on its tail fin. This wrasse is blue and green in coloration, with purple and green bands on the head. Its pectoral fins have a broad pinkish purple band. The IP look similar but do not have the yellow crescent moon.