Halichoeres papilionaceus is commonly referred to as Weed wrasse, Schwatz's Wrasse, Seagrass wrasse. Difficulty in the aquarium: There are no reports available yet that this animal has already been kept in captivity successfully. Toxicity: Toxic hazard unknown.
Very special thanks for the first two photos of Halichoeres papilionaceus to Prof. Dr. Arthur R. Bos,The American University in Cairo, Egypt and Department of Marine Zoology NATURALIS Biodiversity Center, Leiden, Netherlands.
Halichoeres papilionaceus is found in shallow water to depths of 10 meters on sheltered coral reefs, in seagrass beds and weedy areas,also in shallow sheltered rocky areas and reef flats, solitary or in small groups.