Published September 1976. Facts and recommendations in this publication may no longer be valid. Please look for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalo
[Salem, Or.] : Oregon State Marine Board ; [Corvallis, Or.] : Oregon State University Extension Sea Grant Program ; [Olympia, Wash.] : Washington Sea Grant Marine Advisory Program : Washington State Parks
Published May 1992. Third printing October 1995. Facts and recommendations in this publication may no longer be valid. Please look for up-to-date information in the Sea Grant Catalog: http://seagrant.oregonstate.edu/publication