. Days and nights of salmon fishing the Tweed; with a short account of the natural history and habits of the salmon. With illus. Salmon fishing -- Tweed River; Salmon. line m n being horizontal on one side, and vertical on the other; whereas in many of the Trout species the fibres are arranged as at C, crossing one another, or rather meeting at two opposite jjoles, lil^e the meridians of a globe, the line joining the two poles being the axis of vision of the eye. " After examining the lenses of the Parr you sent me," says Sir David Brewster in a letter now before me, " I found t


. Days and nights of salmon fishing the Tweed; with a short account of the natural history and habits of the salmon. With illus. Salmon fishing -- Tweed River; Salmon. line m n being horizontal on one side, and vertical on the other; whereas in many of the Trout species the fibres are arranged as at C, crossing one another, or rather meeting at two opposite jjoles, lil^e the meridians of a globe, the line joining the two poles being the axis of vision of the eye. " After examining the lenses of the Parr you sent me," says Sir David Brewster in a letter now before me, " I found the structure to be exactly the same as that of the Salmo7i. I have frequently had occasion to mention the proofs that you gave me of the identity of the Parr with the Salmon, and to mention my own experiments on the lenses as confirmatory of your opinion that the Parr and the Salmon are one and the same ; Salmon begin spawning as early as September, and continue to do so throughout the winter months ; De- cember, January, and February being the principal ones for that operation. They continue on the spawning- ground, or Hade, as it is termed in Scotland, also during the spring months, though in diminished quantities. I myself have caught full roeners, as they are called, in the month of May in the Tweed. Now we know from the. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Scrope, William, 1772-1852. London : J. Murray


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Keywords: ., bookcentury1800, bookdecade1850, booksubjectsalmon, bookyear1854