Maine Sea Ducks
- Guide service offered in midcoast area for striped bass fishing, sea duck hunting, or coastal water tours. Located in Thomaston.
- http://www.seaducks.com/

Sloop: Shantih II, a Classic Yacht
- Take a breathtaking sail among the islands of Penobscot Bay aboard the beautiful classic yacht, Shantih II. Maximum 6 passengers.
- http://www.midcoast.com/~shantih/

Hardy Boat Cruises
- Ocean safari's offered including puffin, seal, and whale watch cruises. Ferry service to Monhegan Island available. Departs from New Harbor.
- http://www.hardyboat.com/

Monhegan-Thomaston Boat Line
- Port Clyde (St. George). Offers charters and ferry service to Monhegan, as well as tours along the St. George River into Thomaston.
- http://www.monheganboat.com/

North End Shipyard Schooners
- Rockland. American, Heritage and Eagle are three Maine windjammers that offer 6, 4 & 3 day sailing vacation cruises along the Maine coast.
- http://midcoast.com/~schooner/