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Table 1 Location, landscape characteristics and number of data points of the four main study sites in the Netherlands and the additional sites in the Netherlands, Switzerland (CH) and France (FR), used for the landscape metrics analysis across Western Europe

From: Movement patterns of a keystone waterbird species are highly predictable from landscape configuration

Location Country Latitude Longitude Water surface area (ha) Number of water bodies Total shore length (km) Number of individual mallards Number of duck days
Oud Alblas (OA) NL 51.876505 4.723755 74.3 1335 362.5 73 1240
Terra Nova (TN) NL 52.215404 5.040708 410.9 714 158.5 9 155
Juliusput (JP) NL 52.159681 5.478855 56.2 1306 212.3 11 144
Enterveen (EV) NL 52.278374 6.558803 29.4 596 115.7 4 85
Hendrik-Ido-Ambacht NL 51.825879 4.647395 100.8 580 102.6 1 26
Almelo NL 52.381949 6.625596 45.9 681 137.7 1 7
Ron CH 47.172433 8.016636 18.6 25 40.1 1 -
Oberkirch CH 47.162236 8.122171 768.4 79 66.2 8 -
Seine FR 49.445392 0.372438 650.0 160 137.4 33 -
Brenne FR 46.749784 1.233226 632.7 61 87.8 40 -
  1. Swiss data are from [29] and French data from [26]. For the Swiss and French sites duck days were not available