Table 3 Final recommendations for the juvenile ratio sampling programme for 10 species of large-bodied waterbird species in the Yangtze River floodplain, by investigating their respective planned points based on the monitoring scheme
Species | Recommended timing of the surveys | Recommended sites of major flyway importance for each species to be visited | Recommended number of planned observation points for each species | Error rate (%) |
|---|---|---|---|---|
Swan Goose | 12/01–12/15 | PYH, SJH | 26 | 0.82 |
Lesser White-fronted Goose | 12/01–12/15 | DDTH | 7 | 4.17 |
Siberian Crane | 12/01–12/15 | PYH | 19 | 1.58 |
Hooded Crane | 12/01–12/15 | PYH, SJH, CZH | 19 | 1.20 |
White-naped Crane | 12/01–12/15 | PYH | 21 | 0.50 |
Greater White-fronted Goose | 12/01–12/15 | PYH, SJH, DDTH | 52 | 4.92 |
Greylag Goose | 12/01–12/15 | PYH, LGH, CH | 15 | 1.77 |
Bean Goose | 12/01–12/15 | PYH, SJH, DDTH, CZH | 59 | 1.24 |
Bewick’s Swan | 12/01–12/15 | PYH, LGH | 31 | 2.39 |
Common Crane | 12/01–12/15 | PYH | 42 | 3.73 |
Total | 12/01–12/15 | PYH, DDTH, SJH, LGH, CZH, CH | 155 | 2.23 |