The three public boat ramps on Pleasure Island will be (or are) undergoing major renovations and all three are expected to be open by Spring 2010. One is located at Carolina Beach State Park, one is near the Snow's Cut Bridge and the last one is located at the end of US 421 at Fort Fisher.
Here's the latest info on the three projects:
Carolina Beach State Park
Carolina Beach at Snow's Cut Bridge
Fort Fisher @ US 421