254 



INDEX 



" Knight Errant " Expedition, 163 



Larvse of marine animals, 160, 161» 



164, 167, 180 

 Lead, in manganese nodules, 225 

 Leptocephalids, 161, 168 

 Light-organs, 167, 170, 171 

 Light-penetration, 20, 103, 104, 



133, 137, 138, 139, 167, 169, 171 

 Lithosphere, 133, 228-240 

 Littoral deposits, 200, 201 



Malay Archipelago, 38 

 Manganese nodules, 197, 209, 210, 



222, 225, 282, 233 

 Maximum density point, 66, 67 

 Mean sphere level, 30, 230 

 Mediterranean Sea, 35, 59, 60 

 Metabolism, 135, 159, 162, 166 

 Methods of research, 12-22 

 " Michael Sars " Expedition, 15, 



16, 17, 20, 99, 103, 108, 169, 



171, 176 

 Migration, 169, 179, 182, 184 

 Minimum, law of the, 146 

 Mud-line, 137, 155, 176, 178, 



179, 180, 182, 202 



Nekton, 159, 160 

 Neritic area, 136 

 Norwegian Sea, 34 



Oceanic area, 136 

 Organic matter, 213-214 

 Otoliths, 197 



Pacific Ocean, depth of, 28, 41 

 Pelagic deposits, 200, 201, 205, 



213 234 

 Peridineans, 142, 146, 147, 161, 169 

 Permanence of ocean basins, 236 

 Phosphatic nodules, 197, 214, 221 

 Phosphorescence, 137, 146, 149, 



156, 169, 170, 171, 172, 178 

 Photic zone, 133, 136, 137, 161, 



167 

 Photometer, 20 

 Phytoplankton, 139, 142-161 

 " Planet," The, 28 

 Plankton, 139, 142-151, 159 

 Plants, 133-156 

 Pressure, 95-101 

 Prevailing winds, 118-120 

 Psychosphere, 228 

 Pteropod Ooze, 160, 201, 205, 



207, 208, 212, 217, 224 

 Pteropods, 148, 160, 164, 169 

 Pumice, 195, 196, 209 



Quartz, 200, 234 



Radiolaria, 148, 149, 160, 173 

 Radiolarian Ooze, 201, 209, 211- 



212, 224 

 Radium, 224, 225, 243 



Red clay, 51, 201, 208-211, 212, 



213, 219, 224, 233, 234 

 Red mud, 201, 203, 204 

 Red Sea, 37, 60 

 Refractivity of sea-water, 5& 

 Resting-spores, 144 

 Rhabdoliths, 148 

 Rhabdospheres, 148 

 River-water, 47, 48 

 Rotation of the earth, 122 



Shallow- water deposits, 201 

 Sharks' teeth, 197, 209, 222, 225, 



231, 233 

 Silica, 51, 145, 197 

 Sounding, 13 

 Specific gravity, 53, 54 

 Specific heat of water, 66, 67 

 Stratification of deposits, 213 

 Submarine elevations, 29, 33, 34, 



42, 108 

 Sub-oceanic regions, 30-32 

 Suspension-organs, 143, 144, 167 



TektosjAere, 239-240 

 Temperature, 66-93, 157, 158, 



162, 242 

 Terrigenous deposits, 184, 200, 



201, 202-205, 234 

 Thermometers, 17 

 Tides, 106-109 

 " Titanic," the, 97 

 Tow-nets, 15 

 Trawl, 15, 181, 184, 185 

 Twilight fauna, 167 



Upwelling, 69, 84, 119, 120, 129 



Viscosity, 102-103, 138, 144, 166, 



176 

 Volcanic mud, 201, 202, 205, 213 

 Volcanic sand, 205 

 Volume of the earth, 44 



of land, 43 



of water, 43 



Water-bottles, 19, 148 

 Waves, 104-106 



Whales' earbones, 197, 209, 222, 



225, 231 

 Winds, 118-120 

 Wy ville Thomson Ridge, 34, 78, 108 



Xanthellae, 142, 148, 149 



Zeolites, 197, 209, 210, 223, 225, 

 233 



