. Half hours with fishes, reptiles, and birds . anneries. The skin of small sharks or dogfish is made into leatheror shagreen, and the oil from the liver is employed inmachinery. The natives of the South Pacific islands usesharks teeth as edges to their swords, while in Chinashark fins are in demand for the gelatine they Kurrachee alone the fins of forty thousand sharksare shipped annually, and in one year Bombay has sent THE VALUE OF FISHES TO MAN 79 to China eight thousand hundredweight of fins alone, totake which, large numbers of professional sharkers areemployed. The little c
. Half hours with fishes, reptiles, and birds . anneries. The skin of small sharks or dogfish is made into leatheror shagreen, and the oil from the liver is employed inmachinery. The natives of the South Pacific islands usesharks teeth as edges to their swords, while in Chinashark fins are in demand for the gelatine they Kurrachee alone the fins of forty thousand sharksare shipped annually, and in one year Bombay has sent THE VALUE OF FISHES TO MAN 79 to China eight thousand hundredweight of fins alone, totake which, large numbers of professional sharkers areemployed. The little candle fish of Alaska is used as a. light, beingfastened to a stick, and when lighted burning with a clearflame. The sturgeon fisheries of Alaska are very valuable,while those of Russia alone afford employment to a hun-dred thousand persons. The flesh is eaten, while theeggs as caviare are shipped all over the world. The mackerel fishery is one of the most important,affording a direct living to a large number of persons onthe New England Fig. 48. —The Remora. The salmon fisheries of Alaska are of enormous pro-portions, and in one year the owners received from therest of the world nearly $3,000,000 in exchange for theircatch of salmon, which goes to the support of seventhousand persons in Alaska. In the north the fishesproduce food, and the skin of the air bladder of some isused as glass, the bones and teeth in buttons and orna-ments, and the oil as light, food, and medicine; in everyland men, women, and children are found obtaining aliving directly from the fishes. The swordfish fishery is a valuable one in New England,where a fleet of vessels follow the swordsmen of the sea. 8o THE SALAMANDERS The harpooner stands upon the end of the bowsprit andplunges his lily iron into the fish as the vessel sails over it. A strange use towhich fishes are putis illustrated by theremora or suckingfish, which has apeculiar suckingdisk upon the topof its head (Fig. 48),by which it att
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Keywords: ., bookcentury1900, bookdecade1900, booksubjectzoology, bookyear1906
