I'm attempting to create a solidworks model of a boat so I can create a half hull. For those of you who've never seen one before it's something like this:

http://assets.oceanfare.com/product_images/pid_504-Abordage-Endeavour-I-Model-Ship-1934-Half-Hull---Museum-Quality-Ameri… 

However i'm having some issues with the surfaces not going together correctly. I've attached my somewhat haphazard efforts, and any help would be appreciated.

- Tom