The estuary also has many other regular avian visitors , including great egrets , little egrets , grey - tailed tattlers and green - winged teal 此外曾文溪口尚有许多常客，如大白鹭小白鹭黄足鹬小水鸭等。
2.
In addition , some waterbirds which were extremely common thirty years ago , such as common crane , green - winged teal and coot , were not observed 历史上较为常见的越冬水鸟，如灰鹤和白骨顶，现在已不见踪迹。
3.
This survey also discovered 3 white pelicans , about 10 , 000wild geese and ducks include green - winged teal , eurasian wigeon , spotbill duck and mallard ; and also 5 , 000 plovers and curlews like eurasian curlew , dunlin , rufous - necked sandpiper , kentish plover and black - bellied plover ! con the other hands , a flock of about 1 , 000 swan geese anas cygnoides was discovered in wenling town at minjiang estuary on 8 january 2003 是次调查还发现3头白鹈鹕，绿翅鸭赤颈鸭斑嘴鸭绿头鸭等雁鸭类约1万头;白腰杓鹬黑腹滨鹬红胸滨鹬环颈灰斑
