Survival on a Deserted Island

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Across
  1. 3. Used to call for help, such as with smoke or a flag.
  2. 5. A common source of protein found in the ocean.
  3. 6. A tool used to chop wood or coconuts.
  4. 9. Surrounds the island, full of saltwater.
  5. 10. Essential for survival, you need it to drink.
  6. 11. A fruit often found on tropical islands.
Down
  1. 1. A place to protect yourself from the sun and rain.
  2. 2. A tool used for catching fish.
  3. 4. You can use this to cook food and stay warm.
  4. 7. Useful for tying things or climbing.
  5. 8. You hope to find this to escape the island.