In the shallow parts of the river, where the current is rapid, and the bottom pebbly, you may sometimes see the curious circular nests of the Lamprey Eel, Petromyzon Americanus, the American Stone-Sucker, as large as a cart-wheel, a foot or two in height, and sometimes rising half a foot above the surface of the water. They collect these stones, of the size of a hen’s egg, with their mouths, as their name implies, and are said to fashion them into circles with their tails. They ascend falls by clinging to the stones, which may sometimes be raised, by lifting the fish by the tail. As they are
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