Welcome to Waterloo Synchro Head Mermaid September 9, 2018 November 26, 2018 Comments Off on Welcome to Waterloo Synchro Registration for the winter session is now available. You can register online or contact our head mermaid to register in person. Interested in the Provincial Competitive program? Please contact our head mermaid for more information about registering for this program. See you at the pool!