Directory of Hydrobiological Laboratories and Personnel in North America

Growing interest in hydrobiology and the resulting increase in facilities for education and research have made an up-to-date directory of hydrobiological laboratories in North America a necessity. The present directory, listing 187 laboratories, with provisions for instruction and research and scope of activities, is designed to be useful not only research scholars but to young scientists in training and to visiting investigators as well. The address, senior officer, institutional affiliation, o