CONTENTS 





C 1APTER PAGES 



PREFACE AND INTRODUCTION - v xiii 



By the EDITOR. 



ADDENDA - xvii 



LIST OF CHARTS - - xviii 



I. THE AIR i 



By H. R. MILL, D.Sc., LL.D., Director of the British 

 Rainfall Association ; and D. WILSON BARKER, 

 R.N.R., F.R.S.E., Captain Superintendent of the 

 Nautical Training College, H.M.S. Worcester. 



II. THE WATER - 26 



By H. N. DICKSON, M.A., D.Sc., Professor of Geog- 

 raphy in University College, Reading ; and D. J. MAT- 

 THEWS, Hydrographer to the Marine Biological 

 Association and to the Board of Agriculture for 

 Ireland (Fisheries Branch) ; with an OUTLINE OF 

 OCEANIC CIRCULATION by the EDITOR. 



III. THE SHORE - 65 



A. TROPICAL SHORE COLLECTING - 65 



B. CORAL REEFS AND ISLANDS - 82 



C. HINTS FOR TROPICAL OUTFIT - 105 



By J. STANLEY GARDINER, M.A., F.R.S., Professor of 

 Zoology in the University of Cambridge. 



IV. THE PLANTS - - 113 



A. FLOATING PLANTS - - 113 



By V. H. BLACKMAN, M.A., Professor of Plant 

 Physiology and Pathology, Imperial College of 

 Science and Technology. 



B. FIXED PLANTS - 126 

 By Mrs. A. WEBER VAN BOSSE, Ph.D. 



xv 



