INDEX 



769 



Clams, species utilized, 576-578 

 surf, 576 

 tonging of, 583 

 Washington, 578 

 Clam shell, products, 226, 588 

 Clupanodonic acid, 488-489, 704 

 Cockle, 677-678 

 Cod, composition, 292, 294, 300 



hard-dried, 371, 396 

 Cod, salted, 369-373, 396 



salting of, 364, 365, 368, 369, 396 

 Cod liver oil, 495 



preparation of, 500, 501, 502 

 Cod liver residue, 402, 502 

 Cod oil, 502 

 Cod skin leather, 547 

 Cold plate freezer, 349 

 Cold-smoking, 399, 406-407 

 Cold storage, 332, 333, 335, 336, 355, 356 

 Collagen, 288 



Color of fishes, 152, 167-168 

 Conch, 677 



shells, 136, 137 

 Condensed fish solubles, see Solubles, an- 

 alysis of, 485-486 

 Copper, in fish (edible portion), 294, 299 

 Copper, in oysters, 558 

 Copper treatment of nets, 275-276 

 Coquina, 678-679 

 Coral, color of, 142-145 

 composition of, 142 

 economic importance of, 9, 141 

 grading of, 144-145 

 in jewelry, 146 

 methods of fishing, 143-144 

 nature of, 141-142 

 various fisheries, 141-143 

 Cortin, from whales, 701 

 Costa Rica, turtle fishery in, 657, 659-660 

 Counting fishes, 183 

 Crab dredges, 237, 617, 618 

 Crab fisheries, 614, 615, 621 

 Crab industry statistics, 608-609 

 Crab legs, smoked, 417 

 Crab pots, 236, 618 

 Crabs, 



Alaska King, 612, 623, 624, 627-629 

 blue, 612-618, 620, 623, 624 

 by-products of, 630 

 composition of, 289, 296 

 dungeness, 610, 612, 621-627 

 frozen, 629-630 

 soft, 614, 619-620 

 species utilized, 609-610 

 tangle net, 623 

 Crab scrap, 615-616 

 Crab shells, uses of, 621 

 Crawfish pots, 237 

 Crawfish, sea, 647-652 



Creatine, 289 



Creatinine, 289 



Crustacea, economic importance of, 8 



Cusk, salted, 371-372 



Cystine, 292, 486 



"Deep Sea," factory ship, 353 

 Deep sea fish, 152 



Dehydrated fish, characteristics of, 417- 

 418, 495 

 storage of, 394, 421 

 Dehydrated salmon, 419-420 

 Dehydration of fish, in air, 418-420 



principles of, 394-395, 417-418, 420- 

 421 



processes, 421-422 

 Delicatessen, German, 463 

 Demersal fishes, 197 



Denmark, commercial fishery production 

 in, 197, 200, 202, 204-205, 207 



importance of fisheries in, 7 

 Denticles, of sharks, 149 

 Depilitation of seal skins, 538-539 

 Depth recorder, electrical, 271-272 

 Desiccation of fish in storage, 308-309, 335 

 Diving machine, sponge fishery, 747-748 

 Dolphin-jaw oil, 703-704 

 Dolphin oil, 703-704 

 Dolphins, 681-682, 684-685 



description of, 681-682, 684-685 

 Donax, 677-679 



fishery, 678-679 



production of, 679 

 Dredges, clam, 237 



crab, 237, 617-618 



mussels, nvunber used, 237 



oyster, 237, 561 



scallop, 237, 669 

 Dredging for scallops, 669 

 Dry Ice Equipment Co. refrigeration sys- 

 tem, 314 

 Drying fish, oriental methods, 414-415, 420 

 Drying of shrimp, 603-604 

 Drying oils, from fish, 487 

 Dry-salting fish, 364, 390-391 

 Dutch cured herring, 386 



Eel grass, as mattress stuffing, 103 

 Eel pots, 



number used, 236 

 Eels, 148, 151 

 Eggs of fishes, 173-175, 186 



incubation of, 173-174 



number produced, 174-175 



turtle, 659 

 Electrical fishing, 274 

 Electric harpoon for whales, 689 

 Electrodeposition of smoke, 400 



