If you are a budding underwater naturalist, join our Ecology specialty programs! They are the perfect way to enhance your dive experience by learning about different marine life, how ocean ecosystems function and how to dive safely with sharks, rays and more. Whatever your passion, we have a specialty for you! Any snorkeler aged 10 upwards can join these SSI Ecology courses, open water sessions are optional, and they can all be completed online - making them perfect for all to enjoy. Start now!