Answer:
The Black Pearl was this type of criminal seafaring vessel
I'm a green veggie that looks like a tiny tree.
Built of metal or wood to divide. It will make us good neighbors, if you stay on your side. What is it?
What dentists battle on a daily basis
Maritime marauders
I am the fountain from which no one can drink. For many I am considered a necessary link. Like gold to all I am sought for, but my continued death brings wealth for all to want more.