Avifauna of Nakdong River Estuary

Birds observed in Nakdong river estuary area from Mar., 2007 to Feb., 2008 were total 97 species, 32,404 individuals. By investigation regions, B region where total 69 species, 16,873 individuals were recorded appeared the highest. Although species diversity (H') were 2.70 in A region, 2.49 in B region, 2.77 in C region and showed the lowest in B region with the most numbers of species and individuals, species richness (Da) were 6.85 in A region, 6.99 in B region, and 6.19 in C region and showed the highest in B region. Migration of shorebird and from Oct. and Dec. when winter migratory birds arrive to Feb. in the next year, number of species, number of individuals, species diversity, and species richness recorded high values. This study found 19 species that were legally protected.