CONTENTS xi 



V. Cycles of Organic and Inorganic Substances in the Ocean 



Interrelationships between Aquatic Organisms Mediated by 



External Metabolites, by C. E. Lucas 499 



Primary Production, by John H. Steele 519 



The Balance between Living and Dead Matter in the 



Oceans, by Johannes Krey 539 



The Physical Chemistry of Sea Water, by Lars Gunnar 



SiLLEN 549 



Chemistry in the Oceans, by Edward D. Goldberg 583 



Vertica l and Horiz ontal Movements in the Ocean, by 



L. H. N. CooPEE 599 



Members of Planning Committee 623 



Acknowledgments 625 



Author Index 627 



Subject Index 637 



