Welcome to the SEAVERY water sports club website! Our water sports club offers training facilities and equipment for individuals and groups in the following departments: Diving. Wind surfing. Water ski. Wakeboard. Water tubes. SUP – Stand up paddle Our club in Siviri Halkidiki boasts state-of-the-art water sports equipment, one sport boat, and a life boat. You are wellcome to live the andventure in the crystal blue sea of Siviri in the first peninsula of Halkidiki.