Shelter Island Marina and Boatyard Inc. hosts two of the Largest Travelifts on the Pacific Coast and will lift vessels from 20' to 130' Shelter Island Marina & Boatyard Inc. is Recognized by the Clean Marine BC Marina Recognition Program. Whether its commercial fishboats or pleasure yachts in power and sail, you will enjoy the abundant facilities at Shelter Island Marina and Boatyard Inc. Customers may choose one of the many on-site marine repair businesses. Shelter Island welcomes do-it yourselfers. more... See more text