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%) |