Guided Birding Tour in December 2019 Jeremy from USA Incheon, Hwaseong, Geum estuary, Cheonsu bay Bird list Species Name 02-Dec Incheon, Hwaseong 03-Dec Geum estuary, Cheonsu bay Greater White-fronted Goose O O Taiga Bean-Goose O Tundra Bean-Goose O O Whooper Swan O Ruddy Shelduck O Common Shelduck O O Baikal Teal O Northern Shoveler O O Eastern Spot-billed Duck O O Mallard O O Northern Pintail ..