CONTENTS 



PART II 

 ENVIRONMENT AND CULTURE 



I— RESUME OF THE STAGES OF DEVELOPMENT 



Periods of Practical Importance 77 



Spawning 77 



Swarming 80 



Spatting 84 



Date and Duration of Each Period 88 



II— ENVIRONMENT OF THE OYSTER 



Biological Conditions 90 



Physical Conditions 90 



Tide 91 



Depth of Water 91 



Fresh Water 91 



Salinity 91 



Lime 91 



Temperatiire 92 



Bottom 93 



Situation, Direction op Extension, and Protection 94 



Structure of Typical Oyster Bays 94 



Contrast with the Bay of Fundy 96 



Distribution of Atlantic Fauna 96 



III— DECLINE OF THE OYSTER FISHERY 



Statistics 98 



Natural Agents of Destruction 100 



Man, the Oyster's Greatest Foe 103 



IV— CONSERVATION AND INCREASE OF PRODUCTION 



Restrictive Legisl-vtion 105 



Oyster Culture 106 



Methods in Foreign Countries 107 



Italy 108 



France 108 



Holland 109 



England 110 



Belgium 110 



Germany 110 



United States Ill 



Culture in the Broadest Sense 1 14 



V— PROPOSED IMPROVED METHOD OF CULTURE 



Application of New Knowledge 117 



Necessity of Clean Cultch 118 



Determination of Time for Planting 118 



Rendering Assistance to the Oyster 121 



Education of Fishermen 122 



VI— TRANSPLANTING ATLANTIC OYSTERS TO THE PACIFIC 



Incidental Removals 124 



Transplantation from East to West 124 



A Baseless Belief 125 



Temperature and Salinity of Pacific Waters 128 



