Buchbesprechungen

First International Symposium: ‘Quantitative biology of metabolism’. Editors: O. Kinne & H. Aurich. Helgoländer wiss. Meeresunters.9 496 pp. (1964). Fourth Marine Biological Symposium: ‘Biology, ecology and physiology of marine organisms’. Editors: O. Kinne & H. Aurich. Helgoländer wiss. Meeresunters.10, 476 pp. (1964). Second International Symposium: ‘Quantitative biology of metabolism’. Editors: O. Kinne & H. Aurich. Helgoländer wiss. Meeresunters.14, 612 pp. (1966). First European Symposium on Marine Biology: ‘Experimental ecology — its significance as a marine biological tool; Subtidal ecology — particularly as studied by diving techniques’. Editors: O. Kinne & H. Aurich. Helgoländer wiss. Meeresunters.15, 669 pp. (1967). International Symposium: ‘Biological and hydrographical problems of water pollution in the North Sea and adjacent waters’. Editors: O. Kinne & H. Aurich. Helgoländer wiss. Meeresunters.17, 530 pp. (1968). International Helgoland Symposium: ‘Cultivation of marine organisms and its importance for marine biology’. Editors: O. Kinne & H.-P. Bulnheim. Helgoländer wiss. Meeresunters.20, 721 pp. (1970). Out of print. International Helgoland Symposium: ‘Man in the sea — in situ studies on life in oceans and coastal waters’. Editors: O. Kinne & H.-P. Bulnheim. Helgoländer wiss. Meeresunters.24, 535 pp. (1973). International Helgoland Symposium: ‘Ecosystem research’. Editors: O. Kinne & H.-P. Bulnheim. Helgoländer wiss. Meeresunters.30, 735 pp. (1977). Fourteenth European Marine Biology Symposium: ‘Protection of life in the sea’. This symposium is to be held from September 23 to 29, 1979 on Helgoland. The proceedings will be published in Helgoländer wiss. Meeresunters.33 (1980).