Skip to main content

Table 3 Waterbird species inhabiting Sihwa Lake during the analysis period (2003–2012)

From: Influence of land use change on the waterbird community of Sihwa Lake, Republic of Korea

Year Mean number of species Mean H Total (mean) counts Min. counts (season) Max. counts (season) Dominant species
2003 19.8 ± 2.6 2.3 ± 0.5 60,843 (15,210.8 ± 15,253.8) 2918 (summer) 35,491 (winter) Spot-billed Duck (40.7%)
2004 22.3 ± 1.7 2.2 ± 0.5 61,481 (15,370.3 ± 13,391.1) 3492 (summer) 29,731 (winter) Mallard (36.6%)
2005 22.0 ± 1.7 2.1 ± 0.7 65,293 (16,323.3 ± 16,186.2) 3585 (spring) 35,114 (autumn) Mallard (42.4%)
2006 22.3 ± 2.9 2.0 ± 0.5 65,868 (16,467.0 ± 14,225.4) 3575 (summer) 29,536 (autumn) Spot-billed Duck (39.4%)
2007 23.0 ± 3.4 2.1 ± 0.8 64,741 (12,063.3 ± 15,415.0) 3158 (spring) 34,316 (winter) Spot-billed Duck (47.9%)
2008 24.3 ± 4.9 2.4 ± 0.8 68,990 (12,784.5 ± 26,643.4) 3056 (spring) 37,962 (winter) Mallard (35.9%)
2009 19.8 ± 2.9 1.6 ± 0.6 48,253 (11,280.3 ± 17,372.8) 2596 (summer) 39,641 (winter) Common Pochard (44.0%)
2010 18.0 ± 2.9 1.7 ± 1.2 51,138 (12,784.5 ± 18,897.2) 1408 (summer) 30,409 (winter) Common Pochard (25.1%)
2011 15.8 ± 2.9 1.6 ± 0.9 45,121 (11,280.3 ± 16,266.7) 1705 (spring) 35,495 (winter) Common Pochard (57.4%)
2012 14.3 ± 2.5 1.5 ± 0.8 34,895 (8723.8 ± 12,647.9) 1624 (spring) 27,630 (winter) Common Pochard (58.9%)
Total 20.1 ± 3.3 1.9 ± 0.4 566,623 (56,662.3 ± 45,256.5) Spot-billed Duck (27.9%)
  1. H’, species diversity index