Elite soldiers must know how to survive in every environment, including if they're stranded on the harshest ocean. Special Forces units trained to survive at sea are some of the most knowledgeable people in the world when it comes to a survival situation in the ocean. In this book, you will learn some of the techniques these soldiers use to stay alive at sea. You can learn from their training and discover: • what to do when a shark attacks. • how to tell when a storm is coming. • how to swim so that you save energy. • how to signal for help in the middle of the ocean. • how to treat a jellyfish sting. • how to build a raft out of logs or saplings.