Page:Mongolia, the Tangut country, and the solitudes of northern Tibet vol 2 (1876).djvu/253

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MIGRATORY BIRDS.
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ice were piled up on the shore, and on the frozen expanses that still remained unbroken.

The water now rapidly cleared, and in a week it was quite open; the floes having been partly driven by the wind into the bays on the western shore, and partly washed on to land. But night frosts continued with their usual severity, the thermometer registering 11° Fahr., and the temperature falling after sunset as rapidly as it rose on bright still mornings.

The winds, which were almost of daily occurrence, mostly blew from the east and west, the former always moderate and wafting the chilly air of the lake to its western shore, the latter, although from a warm quarter, raged with great fury,[1] bringing clouds of dust.

In the beginning of April migratory birds were extremely scarce. By the 13th of the month, though we had seen thirty-nine kinds (inclusive of those noted in Tsaidam),[2] yet no large flocks of geese, ducks, or other birds had passed over, and the shores of the lake and river were inanimate, without any of those sounds which usually accompany the

  1. Between the middle of March and the middle of April there were six severe gales, without, however, blowing with such violence as in Tibet, or even in South-eastern Mongolia.
  2. Twenty-six migratory birds appeared in Koko-nor by that date, viz. between March 13th and 22nd: Accentor rubeculoides, Cinclus Cashmiriensis, Cygnus olor, Fuligula clangula, Larus ichthyætos, L. ridibundus, Anser Indicus, Fuligula cristata, and Milvus govinda. Between March 22nd and April 1st: Phalacrocorax carbo, Anas tadorna, A. clypeata, Numenius sp., Fuligula ferina, Avocetta recurvirostra, and Grus cinerea. Between April 1st and 13th: Anas Penelope, Limosa melanuroides? Totanus calidris? Eudromias sp., Haliætos Macei, Cirrus rufus, Motacilla sp., Scolopax gallinago, Coturnix muta, and Grus.