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PREFACE<br />

ACKNOWLEDGEMENTS<br />

INTRODUCTION<br />

CONTENTS<br />

Literature survey — General<br />

State <strong>of</strong> the art <strong>of</strong> Aquaculture <strong>practices</strong><br />

Origin and growth - World wide and Regi<strong>on</strong>al<br />

Farming cycles - Hatchery, Nursery and Grow out<br />

Types <strong>of</strong> culture - P<strong>on</strong>d, Pen, Cage, Tank farm<br />

and Sea ranching.<br />

Nature <strong>of</strong> culture systems - Traditi<strong>on</strong>al,<br />

Extensive, Semi—intensive, Intensive and Superintensive.<br />

Harvest technology and methods<br />

Importance <strong>of</strong> aquaculture<br />

To tide over the enhanced operati<strong>on</strong>al cost <strong>of</strong><br />

fishing owing to oil crisis.<br />

To compensate the declining trend <strong>of</strong> capture<br />

fishery - shrimps ,<br />

Utilizati<strong>on</strong> <strong>of</strong> available and untapped water<br />

resource and rati<strong>on</strong>al utilizati<strong>on</strong> <strong>of</strong> post larvae<br />

and juveniles.<br />

To maximise utilizati<strong>on</strong> <strong>of</strong> Exclusive Ec<strong>on</strong>omic<br />

Z<strong>on</strong>e.<br />

As a <strong>for</strong>eign exchange earner<br />

As supplier <strong>of</strong> animal protein/source <strong>of</strong> renewable<br />

energy<br />

For socio~ec<strong>on</strong>omic development - as creator <strong>of</strong><br />

employment opportunities and <strong>for</strong> betterment <strong>of</strong><br />

quality <strong>of</strong> life.<br />

To produce specific varieties at will to meet the<br />

needs <strong>of</strong> the target group.<br />

Objectives/Aim/Purpose <strong>of</strong> study<br />

Scientific survey <strong>of</strong> state <strong>of</strong> art <strong>of</strong> culture in the<br />

study area<br />

To analyse ec<strong>on</strong>omics <strong>of</strong> operati<strong>on</strong> at different<br />

levels <strong>of</strong> <strong>farming</strong>.<br />

aim.-L11 PAGE<br />

iv<br />

viii<br />

1<br />

1<br />

8<br />

8<br />

23<br />

2'7<br />

29<br />

35<br />

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38<br />

38<br />

39<br />

41<br />

42<br />

42<br />

46<br />

48<br />

49<br />

1&9<br />

49

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