CONTENTS. 



Page 



Introduction 3 



Maer Island and its Reefs 4 



Annual Growth of Corals '7 



Association and Distribution of Corals 2° 



Experiments upon Temperature 3 ' 



Experiments upon the Effects of Silt on Corals 36 



Experiments upon Dilution of Sea-water 39 



Experiments upon Drying Corals 4° 



The Solubility of Limestone in Sea-water 4 1 



Summary of Conclusions 44 



Photographs of Maer Island Corals 46 



2 



