Go to the hull truth .com
http://www.thehulltruth.com/
1/2 way down the page is a regional forum for FL / GA
There is a very active and knowledgeable Lanier group therein. You will get a bunch of offers from legit people who want to help.
Yes, they are fishermen, some may be cross overs who love to fish and ride both. Like me . Regardless>. nice guys who love and know boats.
Another option is to hire a surveyor but not many tow boat buyers do.