The Royal Society of New Zealand in association with the International Hydrological Decade has announced an International Symposium on the Results of Research on Representative and Experimental Basins on December 1–8, 1970 at Victoria University of Wellington, New Zealand. Sponsored by IASH and supported by Unesco, topics for the symposium include the following: hydrological processes, application of statistics, results of research on a basin and on a regional basis, extrapolation of results in space, and development of new techniques for use on representative and experimental basins. United States participation in this symposium will be coordinated for the U.S. National Committees of IASH and IHD by Richard F. Hadley, Chairman, Work Group on Representative and Experimental Basins, USNC/IHD.