An amphibious small boat, including rowing/fishing/motor/sailing boats, canoes and kayaks has a removable, retractable wheeled undercarriage enabling the craft to be trailered or managed singlehandedly on the ground; or the undercarriage retracted inboard. The canoe and kayak undercarriage is easily removed. Working loads are distributed to the fabric of the craft. The boat undercarriage can be manually lever-controlled and the lever anchors the undercarriage. A motorized actuator is also given. An elevated towing hitch is used with all embodiments, and includes a safety, breakaway link for highway needs. Signal/running lights are included with the small boat embodiments.