SUBJECT INDEX 



859 



Planktonic animals 



deep scattering, 508 



swim-bladders, 502 

 Plunging breaker, 681 

 Pogonias cromis, 558 

 Poincare waves, 638 

 Point transmitter, 483 

 Polarized light 



animal responses, 465 



instrument, 431 

 Pole tide: see Tides 



Poleward heat-energy transports, table 134 

 Poly tropic fluid, 31 



Porpoises, 541, 548, 550, 557, 560, 561 

 Port Phillip Bay, 59, 73, 74 

 Port waves: see Seiching 

 Postglacial uplift of land, 596 

 Potential energy anomaly, 338 

 Power spectrum, 492 

 Prandtl mixing-length method, 51 

 Prandtl number, water, table 27 

 Pre -amplifier, 543 

 Precipitation: see Rainfall 



heating, 132 

 Pressure gradient, 26 

 Prevailing surface winds, 145. 146 

 Prionotus carolmvs, 552, 555, 558, 559, 562 

 Profile methods 



heat and water vapour transfer measure- 

 ments, 66 



turbulent transfer measurements, 46 

 Progressive waves, 702 ff 

 Propagation 



electromagnetic, 470 ff 



sound in water, 476 ff 

 Propellers: see Ships 

 Puerto Rico, 188, 206 

 Pulfrich photometer, 435 

 Pulse generators, 492 

 Purring gourami, 558 



Quartz 



grains, 299 

 piezoelectric effect, 491 



Radar, reflection from sea surface, 473 

 Radiative transfer 



air-sea interactions, 88 ff 



balance, 94, 101, 127 



heat exchange, 72 



mean annual distribution 119 

 underwater light, 397 ff 



irradiance, 399, 439 ff 



radiance, 397 ff, 452 



scattering, 402 ff 



Radiocarbon, 318 

 Rainfall 



distribution over the oceans, 129 



drag coefficient, effect on, 66 



hurricane areas, 232 ff, 237 



impact effects, 305 



"land effect" correction over oceans, 129 



salinity, 311 



trade winds, 199 

 Rare gases, 314 ff 

 Rayleigh 



scattering, 513 



waves, 582, 706, 713 

 Rayspan sound filter, 548 

 Red Sea, 778, 783 



Reflectance functions of light, 409, 440 ff 

 Reflection of sound, 480 

 Reflectivity of electromagnetic waves from 



sea surface, 472 

 Research vessels, 113 

 Resonant bubbles, 515, 518 

 Resurgence from hurricane, 618, 620, 643 

 Reverberation, 487, 520 



frequency dependence, 523 

 Reynolds 



number, 330 



stress, 328, 802, 803, 806 

 Richardson 



neighbour separation theory, 805 ff 



number, 50, 66, 68, 77. 808, 814, 815 

 Ridges, subtropical, 132 

 Right whale, 556 

 Ringkobing Fiord, 61 

 Ripples, 720 



contamination effects, 725 



definition, 720 



growth, 727 



mean square slope, 721 



phase velocity, 720 



profile, 726 



shape of water surface, 726 



slicks, 724, 725 ff 



spectrum, 721 



velocity, 726 



wind speeds, 721 

 Rips, 682 

 River tides, 789 ff 

 Rochelle salt, 491 

 Rolling of ships, 683 

 Rossby-Montgomery formula, 51, 179 

 Rossby 



number, 93, 330 



waves, 380, 387 ff 

 Ross Sea, 716 



