206 A TEXTBOOK OF OCEANOGRAPHY 



Ross, 79, 90, 139 

 Rurik, 75 



St. Helena, 17 

 Salinity, 9-10, 102-104 

 Salts in sea-water, 67-69 

 total amount in sea, 71 

 Sargasso Sea, 79, 160 

 Sargassum bacciferum, 159 

 Schmelck, 69 

 Schott, 171-172 



Scottish Fishery Board, 181, 185 

 Seas, classification of, 8-13 

 Sea-ice, 83 85 

 Sea-level, 13-15 

 Sea mile, 198 



Sea- water as food for plants, 68-102 

 properties of, 67-83 

 Sebastes noiwegicus, 35 

 Seychelles, 19 

 Siboga, 28 

 Sidell, W. H., 26 

 Silica in the sea, 100. 102 

 Smith, Miss Kristine, 184 

 Smyth, 175 

 Sonthals, 5 



South Atlantic currents, 168-172 

 Southern equatorial current, 149, 151 

 Specific heat of sea-water, 80 



gravity of sea-water, 70 

 Spindler and Wrangell, 76, 176 

 Steenstrup, 87 



Stratification in ocean deposits, 44-45 



Stream currents, 148 



Submarine peaks, 18 



Suess, 46 



Surface salinities, 103-104 



tension of sea-water, 81 

 Suspension organs of marine plants, 



82 

 Syzygy, 115 



Tait, 82 



Terrigenous deposits, 23, 25, 26-30 

 Textnlaria globulosa, 45 

 Thermometer, deep-sea, 47-48 

 Thor, 175 

 Thorpe, 68 

 Thoulet, 80 

 Tidal streams, 127-128 

 Tide, 109-126 

 British Isles, 122-126 

 recorders, in 

 Tides, theory of, 111-122 

 Tigress, drift, 166 

 Titanic, loss of, 167 

 Tizard, 146 



Trichoilcsniinm cryihr&iim, 79 

 Tristan D'Acunha, 17 

 Trochoid waves, 106-107 

 Tussilago farfara, 1 90 



Valdivia, 37 



Van der Stok, 183 



Vinci, da, 140 



Viscosity of sea-water, 81 



Volcanic muds and sands, 23, 29-30 



Water-bottle, 102-103 

 Water hemisphere, 6 

 Wave-height, 106, 129 

 Waves, 105-109 

 Weber, 28 

 Whales, 191 

 Wheeler, 201 

 Wilkes, 75, 90 



Wind and ocean currents, 148 

 Wrangell and Spindler, 76, 176 

 Wratten and Wainwright, 76 

 Wrecks in North Atlantic, 135-138 

 Wyville-Thomson Ridge, 3, 55, 57, 

 145-146 



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