Build A Sunfish Sailboat I Have A 1973 Sunfish Sailboat And I Want To Build A Daggerboard For It What Type Of Wood Should I Use?

I have a 1973 Sunfish Sailboat and I want to build a daggerboard for it what type of wood should I use? - build a sunfish sailboat

You need the fiberglass, not wood. what are all the new developments. more could be difficult if fiberglass.