CONTENTS. 



Page 

 I. Introduction . . . . . . . . . . . . 1-4 



II. The Physical conditions characterising Arcachon 



Basin . . . . . . - . . . . . . . 4-7 



III. The origin and development of ovster-culture at 



Arcachon .. .. .. .. .. .. 7-19 



IV. Present methods and conditions — 



(1) The tenure under which oyster-parks are 



held ; number and status of those engaged 



in the industry . . . . . . . . . . 19-24 



(2) Outline of the routine of oyster-culture .. 24-27 



(3) Detailed description of cultural operations — 

 (a) Selection of suitable culture ground and 



preparation of the surface .. .. 27-30 



(/?) The form and preparation of tile-collec- 

 tors . . . . . . . . . . 30-33 



(c) Installation of the collectors ; their 



OVERSIGHT WHILE IN PLACE .. .. .. 33-39 



(d) DETROQUAGE, THE SEPARATION OF BROOD 



OYSTERS FROM THE COLLECTORS . . . , 39-42 



(e) Rearing to marketable age . . . . 42-48 

 (/) Enemies and diseases .. .. .. 49-60 



(g) Protective devices against enemies .. 60-65 



(/() Expenses and profits . . . . . . . . 65-70 



(z) Present condition and future prospects 



OF THE INDUSTRY . . . . . . . . 70-74 



V. Principal characteristics of other European 



SYSTEMS OF CULTIVATION .. .. .. .. 75—79 



VI. Applicability of Erench methods to oyster- 

 culture in India — 

 (a) Conditions prevailing in India .. .. 79-85 



(/') The extent to which culture is possible ; 

 character of the control regulations 

 and assistance needful . . . . . , 85-90 



