Pirate Island Side Quests

Crab Cocktail:

After completing New Potions, Jab Nelson will be available to give this quest:

Take the small rowboat at the end of the dock in town to Hatchet Crab Island:

 The Quest Flag will direct you to the following location, but you can find Crabs all over the whole Island, so feel free to complete the Hatchet Crab Island quest while killing them off:

When each Crab dies it will drop it's Legs:

When you have 12 Crab Legs return to Jab for your reward: