The little island trader 30 is based on a traditional style cargo boat ideally suited to cruising on a budget. she can be built in wood, aluminum. Boat plans and boat designs from select naval architects, yacht designers, and marine architects. powerboat plans, sailboat plans, monohull, multihull, and trihull. A complete listing of all stock and semi-stock plans offered by kasten marine design, including a list of nc files offered..