. Science of the sea. An elementary handbook of practical oceanography for travellers, sailors, and yachtsmen. ed according to the probable sizeof the prospective fish. A Scotch firm of net manufacturers has kindly sup-plied the following estimate : Trammel, 9 feet deep, barked and mounted on 15-threadrope on bottom, and 9-thread rope on top, corked and leadedready for fishing, is. 5d. per yard. Dimensions : two outsidepieces, 20 meshes deep, 9-inch mesh, 21-ply cotton. Insidepiece, 120 meshes deep, 2|-inch mesh, 36/9 ply cotton. Like other fixed nets, trammels should be used bynight; they are
. Science of the sea. An elementary handbook of practical oceanography for travellers, sailors, and yachtsmen. ed according to the probable sizeof the prospective fish. A Scotch firm of net manufacturers has kindly sup-plied the following estimate : Trammel, 9 feet deep, barked and mounted on 15-threadrope on bottom, and 9-thread rope on top, corked and leadedready for fishing, is. 5d. per yard. Dimensions : two outsidepieces, 20 meshes deep, 9-inch mesh, 21-ply cotton. Insidepiece, 120 meshes deep, 2|-inch mesh, 36/9 ply cotton. Like other fixed nets, trammels should be used bynight; they are not easy to dry properly, and con-sequently liable to rot if not very carefully , cleaning a trammel after use on weedy orcrab-frequented ground is a task calculated to try thepatience of Job himself. In ordering any fixed net, the maker should be toldthe purpose for which it is intended, as a clue to thesize of mesh required ; probably, the mesh could bebest described by giving the size of fish anticipated—, East Coast herring, spring mackerel, or DRIFT AND SEINE NETS 339. Fig. 214.—Part of a Train of Drift Nets (Diagrammatic).
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectocean, bookyear1912
