Locate the Rockpaw digging operation - go to The Forest Ruins (take the mariner's bell) and head to the rocky dugout just inside the castle walls ( 995, -22, -677 ) Copy/waypoint 995, -22, -677
Kill the two gnolls that ambush you
Kill the Rockpaw dig master - when he dies, you automatically receive a Gnoll Scrawled Note
Read the note
Find the Rockpaw provisions - they're on the beach at ( 1006, -26, -906 ) Copy/waypoint 1006, -26, -906, two barrels and two crates. Attack them to destroy them.