Seasonal and regional differences in migration patterns and conservation status of Swan Geese (Anser cygnoides) in the East Asian Flyway

Table 2 Major stopover regions used by tracked Swan Geese during spring and autumn migration

Capture location	ID	Country	Name	Season	No. of birds	Bird days	Average days	Date range	Range in days	Protection percentage at national level (%)
Dauria Region	1	China	Huihe Wetland (47.77° N, 119.42° E), Inner Mongolia	Autumn	14	192	13.68	8/29–9/27	4–25	3.48
	2	Mongolia	Tashgai Tavan Lake (47.42° N, 118.50° E), Dornod Province	Autumn	6	95	15.87	9/7–10/9	10–22	0.00
	3	China	Wulagai Reservoir (46.04° N, 119.38° E), Inner Mongolia	Autumn	20	255	12.75	9/6–10/10	3–23	0.00
	3	China	Wulagai Reservoir (46.04° N, 119.38° E), Inner Mongolia	Spring	11	71	6.45	4/1–4/30	2–20	0.00
	4	China	Xilamulun River (43.43° N, 122.60° E), Inner Mongolia/Liaoning Province	Autumn	25	420	16.79	8/29–11/17	2–58	4.33
	4	China		Spring	71	908	13.13	3/16–4/19	3–28	1.18
	5	China/ North Korea	Yalu River Estuary (39.71° N, 124.81° E), Liaoning Province/North Pyongan Province	Autumn	78	3,808	48.82	9/12–12/7	9–80	0.01
	5	China/ North Korea		Spring	65	953	14.66	3/6–4/16	2–29	0.03
Central Mongolia	6	China	Daihai Lake (40.46°N, 113.01°E), Inner Mongolia/Shanxi Province	Autumn	13	642	50.11	9/5–11/18	30–61	0.00
	6	China		Spring	4	65	16.20	3/11–4/18	7–27	0.00
	7	China	Ordos Basin (40.50° N, 109.81° E), Inner Mongolia	Spring	9	99	11.00	3/11–4/8	7–17	0.00
Western Mongolia	8	Mongolia	Orog Nuur Lake (45.15° N, 100.80° E), Bayanhongor Province	Autumn	5	54	10.87	8/15–9/26	3–26	0.00
	9	China	Ordos Basin (39.72° N, 109.22° E), Inner Mongolia	Autumn	9	297	33.02	9/11–11/21	16–55	3.88
	9	China	Ordos Basin (39.72° N, 109.22° E), Inner Mongolia	Spring	10	162	16.19	3/12–4/7	6–25	0.00

Only sites selected by at least four birds and where the estimated duration of stay was at least 2 days are shown

ISSN: 2053-7166