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Vol. 53 - Alaska Resources Library and Information Services

Vol. 53 - Alaska Resources Library and Information Services

Vol. 53 - Alaska Resources Library and Information Services

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TABLE OF CONTENTS<br />

List of Figures ................................................... 273<br />

List of Tables ................................................... 275<br />

ACKNOWLEDGEMENTS ................................................. 277<br />

ABSTRACT ............................................................. 279<br />

1.0 INTRODUCTION ................................................. 281<br />

1.1 Study Objectives ......................................... 283<br />

1.2 Description of the Study Area ............................. 283<br />

1.3 Life History <strong>and</strong> General Biology of the Red King Crab ...... 285<br />

1.3.1 Distribution <strong>and</strong> Abundance: Benthic Juveniles<br />

<strong>and</strong> Adults ........................................ 285<br />

1.3.2 Reproduction ...................................... 287<br />

1.3.3 Larval Biology ...................................... 289<br />

1.3.4 Benthic Biology of Young Juveniles ................. . 291<br />

2.0 METHODS .................................................... . 295<br />

2.1 Field Methodology ......................................... . 295<br />

2.1.1 Timing <strong>and</strong> Location of Sampling Effort .............. 295<br />

2.1.2 Field Gear <strong>and</strong> Sampling Methods .................... 302<br />

2.1.3 Limitations ........................................ 306<br />

2.2 Laboratory Methodology ..................................... 307<br />

2.2.1 Sediment Analysis .................................. 307<br />

2.2.2 Larval Counts ...................................... 307<br />

2.3 Data Reduction .......................................... 308<br />

2.4 Data Analysis ........................................... 309<br />

3.0 RESULTS .................................................... . 313<br />

3.1 Physical Environment ...................................... 313<br />

3.1.1 Hydrography ....................................... 313<br />

3.1.2 Substrate Characteristics ........................ ... 326<br />

3.2 Larval Distribution <strong>and</strong> Abundance .......................... 332<br />

3.2.1 Horizontal Distribution <strong>and</strong> Abundance ............... 332<br />

3.2.2 Vertical Distribution ............................... 343<br />

3.3 Larval Development <strong>and</strong> Growth ........................... ... 343<br />

3.4 Post-larval Size <strong>and</strong> Age Distribution ...................... 348<br />

3.5 Juvenile Distribution <strong>and</strong> Abundance ........................ 351<br />

3.6 Adult Distribution Patterns ............................... 367<br />

3.7 Epibenthic Associations ................................... . 375<br />

271

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