Oceanology of the Antarctic Continental Shelf

Title Page......Page 3
Copyright......Page 4
Contents......Page 5
The Antarctic Research Series Statement of Objectives
......Page 6
Preface......Page 7
Sheet 5.18......Page 8
References......Page 9
General Circulation and Water Masses......Page 11
Water Masses on the Shelf......Page 13
Circulation on the Shelf......Page 17
Circulation Beneath the Floating Ice Shelves......Page 20
Discussion and Conclusions......Page 23
References......Page 25
Experience Related to Long-Term Moorings in Antarctic Waters, 1968-1969......Page 27
General Remarks on the Quality of the Data......Page 30
Current and Temperature Conditions......Page 32
References......Page 40
Setting

......Page 41
Temperature and Salinity......Page 45
Northern Circulation......Page 46
Oxygen Isotope and Salinity......Page 49
Mass and Isotope Conservation for George VI Ice Shelf......Page 50
Long-Term Flow and Tidal Interaction......Page 55
References......Page 63
Introduction
......Page 65
Comparisons Between Southern Ocean δ18o Data Sets......Page 66
The Circumpolar Deep Water Source......Page 70
The Surface Waters......Page 71
The Shelf Waters......Page 75
Ice Shelf Waters......Page 80
The Bottom Waters......Page 81
Discussion......Page 86
References......Page 87
Introduction......Page 92
Experimental Design......Page 96
Currents......Page 97
Temperature......Page 104
Heat Transport......Page 109
References......Page 111
Introduction......Page 113
Governing Equations
......Page 116
Model Results......Page 118
Time-Averaged Momentum Budget......Page 121
Time-Averaged Vorticity Budget......Page 122
Ventilation of the Cavity Under the Ice Shelf......Page 125
Conclusion......Page 133
References......Page 135
Introduction......Page 137
Model Description......Page 138
Modeling Strategy......Page 141
Analytic Results......Page 142
Break Free Depths......Page 143
Evolution of Plume Geochemistry......Page 144
Ice Shelf Mass Balance......Page 145
References......Page 146
Introduction......Page 148
Observational Program......Page 150
Thermohaline Properties of the Water......Page 151
Tides and Currents......Page 157
The Effects of the Erebus Glacier Tongue......Page 160
Conclusions......Page 166
References......Page 167
Methods
......Page 169
Results......Page 172
Discussion......Page 176
References......Page 178
Introduction......Page 179
Polynya Forcing......Page 185
Polynya Character: Seasonal and Short-Term B ehavior......Page 194
Physical Oceanographic Effects of the Polynya......Page 196
Conclusions......Page 200
References......Page 201
Introduction......Page 204
Discussion......Page 224
References......Page 226
1. Introduction......Page 228
2. Polynya Morphology......Page 229
3. Data......Page 231
4. The Polynya Time Series......Page 237
5. Estimation of Heat Flux, Ice Production, and salt flux in the polynyas......Page 244
References......Page 252
Introduction......Page 254
Description of SGTs Studied......Page 256
Some Ocean-SGT Interactions......Page 261
References......Page 270
Introduction......Page 273
Results of Tidal Measurements......Page 276
The Tidal Measurements in Queen Maud Land......Page 280
Equipment, Methods, and Data......Page 281
Results and Discussion......Page 284
Acknowledgments.......Page 285
References......Page 286
Introduction......Page 290
Estimation of Relative Bottom Current Intensity
......Page 291
Continental Shelf Circulation and Currents......Page 294
Ross Sea 150øW to 163øE......Page 295
Pennell Coast 166øE to 171øE......Page 301
George V Continental Shelf 140øE to 150øE......Page 303
Conclusions......Page 306
REFERENCES......Page 308