Filipino mermaid swimming teacher Genevieve Reyes (C) has her tail adjusted by students during a lesson by the Philippines Mermaid Swimming Academy in a private swimming pool in Makati, Manila, Philippines, 15 June 2013. The Philippine Mermaid Swimming Academy (PMSA) was created in 2012 in Boracay by Normeth Preglo of The Philippines and US swimming instructor Djuna Rocha. The swimming lessons were brought to Manila in April 2013. The price for a two-hour class is 37 US dollars. (Photo by Dennis M. Sabangan/EPA)

Filipino students practice during a mermaid swimming lesson by the Philippines Mermaid Swimming Academy in a private swimming pool in Makati, Manila, Philippines, 15 June 2013. (Photo by Dennis M. Sabangan/EPA)

Filipino students practice during a mermaid swimming lesson by the Philippines Mermaid Swimming Academy in a private swimming pool in Makati, Manila, Philippines, 15 June 2013. (Photo by Dennis M. Sabangan/EPA)

A Filipino mermaid swimming student has her tail removed by other students during a lesson by the Philippines Mermaid Swimming Academy at Dive Republic pool in Quezon City, eastern Manila, Philippines, 15 June 2013. (Photo by Dennis M. Sabangan/EPA)

Filipino students sit on border of a private swimming pool during a lesson by the Philippines Mermaid Swimming Academy in Makati, Manila, Philippines, 08 June 2013. (Photo by Dennis M. Sabangan/EPA)

Filipino students practice during a lesson by the Philippines Mermaid Swimming Academy in a private swimming pool in Makati, Manila, Philippines, 08 June 2013. (Photo by Dennis M. Sabangan/EPA)

Filipino students practice during a mermaid swimming lesson by the Philippines Mermaid Swimming Academy in a private swimming pool in Makati, Manila, Philippines, 15 June 2013. (Photo by Dennis M. Sabangan/EPA)

Filipino mermaid swimming students pose for photographs after a lesson by the Philippines Mermaid Swimming Academy at Dive Republic pool in Quezon City, eastern Manila, Philippines, 15 June 2013. (Photo by Dennis M. Sabangan/EPA)

Filipino students practice during a mermaid swimming lesson by the Philippines Mermaid Swimming Academy in a private swimming pool in Makati, Manila, Philippines, 15 June 2013. (Photo by Dennis M. Sabangan/EPA)

Filipino mermaid swimming students hang their tails up to dry after a lesson by the Philippines Mermaid Swimming Academy at Dive Republic pool in Quezon City, eastern Manila, Philippines, 15 June 2013. (Photo by Dennis M. Sabangan/EPA)