774 



INDEX 



Liming of skins, 539, 542 

 Line fishing, 267-270 

 Line, hand, 268 



trawl, 268-270 

 Lines, fishing, 267-270 

 Ling cod, kippered, 413-414 



hver oil, 494 

 Lions, sea, 729 

 Liquid fish, 486-487 

 Liquid smoke, 400 

 Liver oils, refining of, 501 



vitamin A content in, 494—497 



vitamin D content in, 498 

 Liver preservation, 505-506 

 Liver, soupfin shark, vitamin A distribu- 

 tion in, 500 

 Lobster bait, 641 

 Lobster fishery, Canadian, 632-633, 645 



European, 633 



industry, location of, 632-633, 640, 645 

 Lobster pots, 236, 640-641 

 Lobsters, 632-654 



boiling of, 645 



canning of, 646 



color of, 636 



composition of, 289, 638-639 



conservation regulations for, 637 ^ 



food of, 636 



freezing of, 647 



habits of, 636 



life history of, 633-635 



live, preservation of, 643-644 

 transportation of, 644-645, 647 



method of fishing for, 642 



propagation of, 636-637 



spiny, distribution of, 649-650 

 European fishery, 652-653 

 freezing of, 652 

 industry, 647-652 

 marketing of, 648-652 

 method of capture, 648 

 U. S. imports, 651 

 world production of, 650 

 Lobster shells, 639 

 Loggerhead turtle, 661 

 Loran, 273 



Lungs of fishes, 150, 167 

 Luth turtles, 661 

 Lysine, in fish, 292, 486 



Mackerel, Atlantic Coast, 448-449 

 Pacific Coast, 448-449 

 salted, grading, 389 

 packing of, 390 

 splitting, 389 

 washing, 389 

 salting of, 388-390 

 scales of, 155 

 Mackerel seine, 250 



Macrocystis pyrifera, algin content of, 96 



extent of beds, 96 

 Magnesium, in fish, 294, 485 

 in salt, for fish salting, 363-364 

 metallic, preparation from sea water, 43- 

 44 

 Magnesium chloride, 40 

 Magnesium hydroxide, 40-45 

 Magnesium salts, from sea water, 41^4 

 Magnesium sulfate, recovery, from bittern, 



40 

 Marine products, possibilities of, 10 



value of world's, 7 

 Markings of fishes, 168-169 

 Meal, fish, 487, 591, 605-606 

 Mediterranean coral fisheries, 142-143 

 Menhaden, distribution of, 469^70 



production of, 222 

 Menhaden meal, composition of, 481 



production of, 471-473 

 Menhaden oil, 495 

 composition of, 489 

 fatty acids in, 489 

 hydrogenated, 489-490 

 manufacture of, 468-492 

 uses of, 489-490 

 Menhaden seine, description of, 248, 249 

 Methionine in condensed fish solubles, 486 

 Mexico, shark liver oil from, 494 

 Migrations of fishes, 170-172 

 Milt sauce for marinated fish, 461 

 Molecular distillation of fish liver oil, 516- 



517 

 Mother-of-pearl, beads, 138 

 buttons, 133-135 

 cameos, 136-138 

 composition of, 124-125 

 economic importance of, 124 

 grading of, 133 

 preservation of, 138 

 structure, 124-125 

 Mother-of-pearl fisheries, geographical dis- 

 tribution of, 109-110, 125-126, 128- 

 132 

 methods used in, 108-109, 128-129, 



131-132 

 species utilized, 125 

 Mother-of-pearl industry, 124-140 

 Mother-of-pearl inlaid objects, 135-136 

 Mother-of-pearl jewelry, 138 

 Mouth, of fishes, 159-160 

 inferior, 159-160 

 superior, 159-160 

 Mullet, dried roe, 465-466 

 salted, 390-393 

 brine for, 391-392 

 drying of, 390-391 

 industry, 390 

 storage of, 391 



