Table 1.
Duck records at sites inside (IWF) and outside wind farms (OWF) among the three habitats (ABM = artificial brackish marsh; PF = paddy fields; AP = aquaculture ponds) at Chongming Dongtan, China
| Species | Scientific name | Duck ecological group | Habitat type | IWF | OWF | Total number of ducks | Relative abundance (%) | ||
|---|---|---|---|---|---|---|---|---|---|
| ABM | PF | AP | |||||||
| Eastern spot‐billed duck | Anas zonorhyncha | Dabbling duck | 5,184 | 18 | 49 | 1,590 | 3,301 | 5,251 | 33.39 |
| Mallard | Anas platyrhynchos | Dabbling duck | 2,618 | 6 | 987 | 1637 | 2,624 | 16.68 | |
| Green‐winged teal | Anas carolinensis | Dabbling duck | 638 | 365 | 151 | 345 | 909 | 1,254 | 7.97 |
| Eurasian wigeon | Mareca penelope | Dabbling duck | 439 | 8 | 431 | 439 | 2.79 | ||
| Gadwall | Mareca strepera | Dabbling duck | 614 | 14 | 56 | 572 | 628 | 3.99 | |
| Northern pintail | Anas acuta | Dabbling duck | 649 | 66 | 583 | 649 | 4.13 | ||
| Falcated duck | Mareca falcata | Dabbling duck | 1,065 | 7 | 591 | 474 | 1,065 | 6.77 | |
| Northern shoveler | Spatula clypeata | Dabbling duck | 1,009 | 6 | 280 | 736 | 1,016 | 6.46 | |
| Common pochard | Aythya ferina | Diving duck | 2,574 | 727 | 1847 | 2,574 | 16.37 | ||
| Baer's pochard | Aythya baeri | Diving duck | 8 | 9 | 8 | 8 | 0.05 | ||
| Greater scaup | Aythya marila | Diving duck | 2 | 11 | 11 | 0.07 | |||
| Tufted duck | Aythya fuligula | Diving duck | 135 | 58 | 77 | 135 | 0.86 | ||
| Smew | Mergellus albellus | Diving duck | 66 | 6 | 60 | 66 | 0.42 | ||
| Common merganser | Mergus merganser | Diving duck | 5 | 3 | 2 | 5 | 0.03 | ||
| Mandarin duck | Aix galericulata | Dabbling duck | 2 | 2 | 2 | 0.01 | |||
| Total duck species | 14 | 3 | 7 | 12 | 15 | 15 | – | ||
| Total duck individuals | 15,006 | 485 | 236 | 5,077 | 10,650 | 15,727 | 1 | ||
Abbreviations: ABM, artificial brackish marsh, AP, aquaculture pond, IWF, inside wind farm sites, OWF, outside wind farm sites, PF, paddy field.