942 



SUBJECT INDEX 



homohalinity, 82, 179, 184, 327, 651 

 homothermia, 82, 184, 327, 470 

 horizon, littoral, 204, 205 



— sublittoral, 204, 205 

 hosts, intermediate, 663 

 Hudson, 71 

 Humboldt — see strait 

 hummocks, 471 

 humus, 202, 283 



hunting marine animals, 172, 219 



— seal, 219 

 hydrobia, 524 

 hydrogen, 554, 555, 661 



hydrogen sulphide, 353, 355, 356, 358, 376, 

 391, 396, 432, 494, 531, 612, 650 



vertical distribution of, in Black Sea, 



397 



hydroids, 72, 91, 114, 126, 153, 211, 267, 

 268, 367, 444, 562, 637, 796-8 



hydrological conditions, 28, 63, 70, 74, 275 



hydro-medusa, 294 



hypertonia, 580 



hypolimnion, 669 



Ice Age, 34, 52, 53, 63, 65, 69, 148, 178, 



200, 334, 345, 363, 374, 685, 688 

 Icebreaker Sedov, 34 



— Sibiryakov, 697 



— Litke, 50,261 

 Ice chart, 276 



— conditions, 39, 41, 51, 263, 471, 549, 651 



— cover, 40, 50, 69, 182, 276, 387, 471, 



546, 549 



— field, drifting, 550 



— floes, 29, 34, 696 



— formation, 471, 549, 651 



— fringe, 50-2 



— melting, 264, 289, 479 



— pole, 30 



— prediction, 83 



— recession, 633 



— young shore, 549 

 Iceland, 37, 144, 178 



ices, 24, 34, 38, 51, 72, 200, 219, 225, 254, 



263, 579, 746 

 Ilmen lake — see lake 

 immigrants— 51, 312, 340, 353, 360, 544, 



578, 584 



— active, 581 



— arctic, 342, 564, 579 



— Azov-Black Sea, 563 



— contemporary, 53, 54 



— fresh-water, 353, 372, 573, 629 



— North Atlantic, 531 



— North Sea, 312, 518, 571 



— Mediterranean, 373, 484, 485, 647 



— passive, 581 



— post-glacial, 53, 54 



— pseudo-relict, 354 



importance as food: benthos, 452, 511, 

 664-6 



littoral fauna, 120-3 



plankton, 101, 102, 605, 660 



impoverishment of benthos, 40, 214, 431 

 Aral, 365 



fauna, 39, 215, 330, 431 



Mediterranean, 480 



— in oxygen, 473, 612 



— of zooplankton, 600 



increase of salinity, 45, 263, 365, 581, 644-5 

 indicators, biological, 234, 269 



— hydrological conditions, 243 

 indices, daily food consumption, 523 



— density, 163,314,325 



— food coincidence, 643 



— productivity, 418 



— repletion, 121, 163, 166, 218, 521-4, 



635, 636, 780 

 Indigirka — see river 

 infauna, 118, 129, 139, 141-6, 206, 636 

 inflow of waters, fresh, 469 



river, 529 



— saline, 649 



Volga, 545 



ingression of waters, 363 

 Inlet, Adzibai, 665 



— Akhtarsk, 510 



— Amur, 812 



— Astrabad, 546 



— Belych'ya, 1 34 



■ — Berezansky, 453 



— Bug, 453 



— Dnieper-Bug, 452, 455 



— Dnieprovsky, 453 



— Dniester, 453 



— Dzharylgatsk, 387 



— Gizhiginskaya, 786 



— Kaidak, 551, 572, 583, 594, 598, 644 



— Karkinitsk, 382, 387, 429, 430, 445 



— Khadzhubey, 458 



— Krasnovodsk, 544 



— Kuban, 480 



— Kutchurgan, 453, 456 



— Kuyalnitzky, 453 



— Penzhinskaya, 786 



— Shirosky, 243 



— Tiligolsky, 453 



— Turkmensky, 542 



— Utlyuk, 469, 495, 501, 509, 531, 534 

 Insects, 669, 670 



Institute, All Union Fisheries and Oceano- 

 graphy, 75, 539 



— Azov-Black Sea Fisheries and Oceano- 



graphy, 382, 466 



— Pacific Fisheries and Oceanography, 



678 



— Polar Marine Fisheries and Oceano- 



graphy, 76 



— State Hydrological, 75, 180, 326, 382, 



678 



— State Oceanographic, 222, 671, 711, 714 



— State Oceanographic Archangel Kan- 



dalaksha, 180 



— Zoological Ac. Sc, 678, 681 

 intensity of food assimilation, 462 

 feeding, 462, 668 



food competition, 639, 640 



intensive fish feeding, 162, 462, 504, 521, 



524, 537, 635, 668-9 

 interchanges, fauna, 481 



