Looking for a boat? Browse the inventory of Clemens Marina - SE Portland on Boatline.com , your number one source for all things boats and personal watercrafts (PWCs). If you're looking for fishing boats, yachts, pontoon boats, wakeboard or houseboats for sale, you can browse thousands of listings nationwide from major watercraft manufacturers, including Chaparral, Sea Ray, Sylvan, Bayliner, Sea-Doo, Yamaha, Kawasaki, and more.