Subject Index
abyssal circulation 379
stratified 432
adiabatic motion 102, 265, 278, 341
baroclinic instability 110, 144
Bernoulli function 180, 342, 362, 366
beta spiral 201, 213
boundary conditions 26, 33, 74, 79, 83
eastern 194
hyperslip 35, 60
no-slip 26, 34, 52, 60, 63, 67
slip (no stress) 34, 41, 53, 60, 67, 85
superslip 35, 60, 64, 65
boundary current
boundary layer 22, 139, 158
eastern 49
cross-equatorial layer 402
inertiallayer 43
Munk layer 38, 448
non-linear Munk layer 50
Stommel layer 42
western 2, 10, 25, 198, 397
Boussinesq approximation 98
buoyancy forcing 292
subpolar gyre 298
subtropical gyre 302
buoyancy frequency 146, 433
characteristic curves 118, 292, 295, 303, 365
Coriolis parameter 98
the equator 321
cross-gyre flow 278, 280
cross-interface velocity 101, 247, 292
and B-spiral 204
cross-isopycnal velocity 102, 278, 292
deformation radius 110
density
coordinates 246
structure 121
double-gyre circulation 87, 161
Ekman number 6
Ekman pumping 29, 30, 31, 58, 89, 96, 104,
164, 173, 190, 216
and gyre boundary 261
and mixed layer 235
Ekman transport 12, 14, 27, 330, 359
energy
kinetic 59, 342
entrainment, equatorial 359
equatorial dynamics 321
equatorial undercurrent 322
inertial theory 334
numerical models 372
scales 338
shadow zone 357
solution 351
equatorial zone
dynamics 333
excluded 183
Florida current 20
Fofonoff mode 47, 64, 65, 113
geostrophic approximation 146
balance 6, 97
at the equator 322, 330
potential vorticity 14 7
streamfunction 97, 146
geostrophic contours 116, 117, 118, 119, 121,
124, 127, 138
geostrophic region 12
Gulf Stream 1, 19, 89
homogenization
potential vorticity 130, 131, 136, 249
hydrostatic balance 97
impermeability theorem 181
inertial boundary layer 44, 48
equatorial 335
inertial runaway 79