Use the Boy Scouts mnemonic device of “STOP”, which stands for “Stop, Think, Observe, and Plan”.
Your first priority when isolated in the open sea is to stay afloat. This means that you need to find any floating items that will support you within swimming distance. Your preference would be a life boat or raft, but any item will be better than exerting the energy required to paddle and keep yourself... http://survivalistuk.co.uk/floating/" class="more-link" title="Read Floating">Read more »
The body can not survive for longer than 3 or 4 days without water, so your first priority should be to find water to stay hydrated. Sources of Drinking Water: Recycled Water (Urine): There have been stories of survivors using urine as a last resort to replenishing the body. The truth is that many survival... http://survivalistuk.co.uk/find-water-to-drink/" class="more-link" title="Read Find Water To Drink">Read more »
Since digestion requires water, it’s probably better that you not eat unless you have an adequate supply of drinking water. The food sources available in the ocean are fish, plankton, and as a last resort, cannibalism. Fishing: In order to catch fish, you need access to some type of fishing equipment. You can fashion lines... http://survivalistuk.co.uk/find-food/" class="more-link" title="Read Find Food">Read more »
Sharks: The most common predatory threat in the open water are sharks, so you will need to avoid attracting them at all costs. Do not allow any cuts to get in the water, so as not to attract the sharks.