Characteristic of Bird Community Arriving in Sihwa Lake

This study was conducted in the region of Lake Sihwa between January and December of 2009, once every month, in order to assess the area's avian fauna. The result of the study showed 106,430 individuals (Sum of maximum count) of 153 species, 38 families and 14 orders. Dominants species included, in decreasing order, the mallard Anas platyrhynchos (18.2%), dunlin Calidris alpina (14.5%), greater scaup Aythya marila (11.1%), pochard Aythya ferina (8.2%) and the Eurasian wigeon Anas penelope (6.3%). Diversity Index was the highest in April at 3.00 and the lowest in November at 2.15. Evenness Index was the highest in May at 0.73 and the lowest in March at 0.53. Richness Index was the highest in April at 7.54 and the lowest in November at 4.47.