云南水禽资源的调查研究

STUDIES ON THE WATERFOWL OF YUNNAN PROVINCE

根据调查及文献记载,迄1987年冬为止,共记录云南省境内所分布的水禽为112种,另5亚种。隶属7目,19科,58属。本文探讨了云南水禽区系组成的情况及其变化,资源评价等方面的问题。

According to the investgations and notes of literatures up to the winter of 1987 there are 112 species and 5 subspecies of the waterfowl have been recorded in Yunnan province,China.These species belong to 7 order,19 family and 58 genus(see table 1).During November 1983 to January 1984 and November 1984 to January 1985 we investgated the population distribution of various kinds of waterfowl in the lakes of Yunnan province.There are 45 species of waterfowl observed in 17 lakes.Among them:the superior species are Little Grebe(Podiceps ruficollis),Ruddy Shelduck(Tadorma ferruginea),Common Teal(Anas crecca crecca),Spotbill Duck(Anas poecilorhyncha 2onorhyncha),Wigeon(Anas penelope),Red-crested Pochard(Nette rtifina),Coot(Fulica atra)and Blackheaded Gull(Lams ridibundus);the ordinary species are Great Crested Grebe(Podiceps cristatus),Mallard(Anas platyrhynchos),Gadwall(Anas strepera),White-eyed Pochard(Aythya nyroca),Tufted Duck(Aythya fuligula),and Grey Heron;The rare species arc Common Cormorant(Phalacrocorax carbo),Greylag Goose(Anser anser),Bar-headed Goose(Anser indicus),Falcated Teal(Anas falcata),Shoveller(Anas elypeata),Golden-eyes(Bucephala clangula),Goosander(Mergus merganser),Herring Gull(Larus argentatus vegae),Black Stork(Ciconia nigra),Black-necked Crane(Grus nigricollis)etc.Spotted-billed Pelican(Pelecanus philippensis),Temminck’s Cormorant(Phalacrocorax filamentosus),Painted Stork(Ibis leucocephalus),Lesser Adjutant(Leptoptilos javanicus),White Ibis(Threskiornis aethi opicus),Black Ibis(Pseudibis papillosa)etc.were recorded by Rothschild(1926),but they haven’t been observed during the last 50 years in Yunnan Province.