Report of the Commissioner - United States Commission of Fish and Fisheries . e oil 199 Porpoise and blact-flsh oils 204 Oils from seals, walrus, etc.: Seal oils 209 Sea-elephant oil 211 Walrus oil. 214 Oil from sea-lions and fur-seals Oils from livers of cod and related species: Sources of supply 216 Description of livers and resulting oils 218 Preparation of medicinal oil 221 Production of curriers oil 225 Oils from the livers of sharks and related species ^, 227 178 FISH OILS, FATS, AND WAXES— Menhaden oil _ _ 233 Herring oil _ :i36 Oil from waste flsh _ 239 Oil from
Report of the Commissioner - United States Commission of Fish and Fisheries . e oil 199 Porpoise and blact-flsh oils 204 Oils from seals, walrus, etc.: Seal oils 209 Sea-elephant oil 211 Walrus oil. 214 Oil from sea-lions and fur-seals Oils from livers of cod and related species: Sources of supply 216 Description of livers and resulting oils 218 Preparation of medicinal oil 221 Production of curriers oil 225 Oils from the livers of sharks and related species ^, 227 178 FISH OILS, FATS, AND WAXES— Menhaden oil _ _ 233 Herring oil _ :i36 Oil from waste flsh _ 239 Oil from fish heads 240 Oil from viscera of fish 211 Miscellaneoiis oils 242 Spermaceti refining and maniif actuie 214 Ambergris ;.4r FERTILIZERS. General review — 253 The menhaden industry: History and extent of the 256 Cooking and pressing the flsh 259 Treatment of the scrap 265 Fertilizers from fish waste or refuse 269> Fertilizers from crustaceans 273 Agricultural lime from mollusk 274 Seaweeds as fertilizers 275 Report U. S. F. C. 1902. Plate AQUATIC PRODUCTS IN ARTS AND INDUSTRIES. By Charles H. Stevenson. PREFATORY NOTE. The diversity and magnitude of the industries based on the utiliza-tion and manufacture of aquatic products are not fully a previous publication of this Commission« the great variety offishery products used for food and their methods of preparation werediscussed. In addition to the numerous items of food articles, thematerials employed in the arts and industries compare favorablj^ invarietj^ and interest with similar products of the land. These may beroughly separated into Jive classes, viz, (1) oils, fats, and waxes;(2) fertilizers from aquatic products; (3) skins of aquatic animalsand their products of furs and leathers; (4) the hard substances, asshells, scales, bones, ivories, etc., and (5) miscellaneous articles notproperlj^ classed with any of the f oi-egoing, as glue, isinglass, seaweeds,sponges, marine s
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Keywords: ., bookcentury1900, bookdecade1900, booksubjectfisheries, bookyear19
