Hungry shark

You have been shipwrecked, but you have managed to get to a desert island - thousands of kilometres from civilization. You have realised there is no hope of escape. You are surrounded by hungry sharks. What can you do? What five things did you rescue from the ship before it sank? Why?
1………………………………………………………………………………………………………
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4………………………………………………………………………………………………………
5………………………………………………………………………………………………………