SUBJECT INDEX 



935 



Crimea, coast, 416, 437 



crustaceans, 72, 91, 127, 128, 139, 147, 

 149, 150, 156, 200, 231, 249, 311, 315, 

 317, 349, 367, 371, 372, 373, 446, 450, 

 457, 479, 495, 570, 571, 579, 608, 612, 

 659,667,677,700,771,772 



— Caspian, 571 



— cirripidae, 135 



— copepoda, 93, 100, 101, 294, 295, 348, 



373,403,490,491, 697, 707 



— daphnids, 295 



— decapoda, 562, 718, 722 



— eaters of, 635, 636 



— fresh- water, 312 



— higher, 371, 461, 525 



— lower, 372,461, 525 



— pelagic, 158 



— relict, 242 



ctenophores, 109 171, 373, 431 

 cumacea, 127, 479, 497, 566, 701 

 currents, 808 



— alluvium-bearing, 542 



— Atlantic, 176 



— Azov Sea, 388 



— Black Sea, 383, 384 



— Bosporus, 385, 388 



— Central Caspian, 545 



— circular, 383, 467, 545 



— cold, 262, 688, 696, 756 



— compensating, 242, 278, 546 



— convectional, 188 



— convergent, 696 



— cyclonic, 467, 543, 545 



— deep, 278, 463 



— Far Eastern Seas, 688 



— Gulf Stream, 675 



— horizontal, 545 



— lower, 388, 447 



— Kuril, 703 



— Kuroshio, 675, 676, 688, 702, 703 



— Ogashio, 675, 676, 688, 702, 704 



— on-shore and off-shore winds, 468, 546 



— reciprocal, 388 



— sea, 63, 79, 176, 177, 183, 185, 221, 223, 



233, 261, 383, 584, 785 



— Soya, 711 



— surface, 383, 384, 689, 755 

 discharge, 277, 278, 388 



— Tsushima, 703, 711, 777, 810 



— upwards, 436 



— vertical, 545 



— warm, 261, 688 

 cycle, biogenic, 286 

 cycles, change fauna, 572 

 food, 164 



life, 460 



cyprinids, 563 

 cystoseira, 429, 431, 439 



dab, 171, 253 

 Dago Island — see island 

 Danilov Island — see island 

 Danube — see river 

 Danzig Bay — see bay 

 daphnids — see crustaceans 



Dardanelles, 362, 368, 436 



— breaking through of, 367, 392 

 Davis Strait — see strait 



death of benthos, 510-11 



phytoplankton, 590 



population, 511 



Pontic fauna, 392 



decapods — see crustaceans 



decaying algae, 531 



decomposition of organic substances, 471, 



475 

 decrease in size, 309, 310 

 decrease of forms with depth, 719 

 decrease of salinity in seas, 54, 225, 255, 



284, 361, 363, 448, 561, 580, 581 



surface, 57, 225, 255, 257 



waters, 651 



deep water, fish feeding in, 734 

 De Long strait — see strait 

 delta, Amu-Darya, 667 



— Danube, 457 



— Dnieper, 368 



— Don, 368, 370, 497 



— Killisk, 457 



— Ural, 551 



— Volga, 551, 561 

 denitrification, 394 

 density, of water, 388 



— of bottom population, 499, 500, 614 

 deposits, moraine, 182 



— oligocene, 401 

 Depression, Aland, 277, 284 



— Arcona, 272, 287, 306, 316, 319 



— Bogskar, 284 



— Bornholm, 272, 281, 316, 319, 332 



— Caspian, 541 



— Central, 139 



— Central Arctic, 64 



— Danzig, 277, 280, 281 



— Gotland, 272, 277, 281, 284 



— Greenland, 64 



— Kumo-Manych, 361, 362, 574 



— Landsort, 272, 281 



— Manych, 360 



— Norwegian, 64 



— Polar Basin, 30, 87 



— White Sea, 215 



depression of seas, 57, 64, 87, 88, 215 

 depth, decrease of forms with, 712 

 depths of seas, 27, 38, 45, 181, 217, 221, 

 256, 257, 273, 276, 310, 430, 649, 818 

 detritus, 50, 129,476, 531, 541 



— eaters, 129,798-802,810 

 development of benthos, 796 

 fauna, 177 



phytoplankton, 42, 52, 70, 483, 824 



plankton, 42, 50, 52, 296, 297, 483 



zooplankton, 298, 485-93 



diatoms — see algae 



dichothermia, 277 



diet, anchovy, 305, 427, 521, 522 



— bass, 161 



— benthophilus, 521 



— birds, 644 



— bream, 524, 525, 668, 670 



