This boat was builded by Ashley Cook in New South Wales (Australia), and designed by Jim Michalak. I bought the plans at Duckworks (see link).
http://www.duckworksbbs.com/plans/jim/dorado/index.htm
Desarrollo de un barco a motor super eficiente, en la categoría de crucero individual. Formerly, an effort in use the motion of the waves to propulse the boat. Also use of different kind of foils to rowing in deep water.