Scientific Name: Fulica americana
Global
1% of the global population estimate. This threshold is used to identify trigger species and IBAs under categories A4i/ii and A4iv.
Regional/Continental
1% of the regional/continental population estimate.
Creston Valley (BC179) | ||
---|---|---|
Number | Year | Season |
20,000 | 2013 | Spring |
50,000 | 2012 | Fall |
25,000 | 2012 | Spring |
35,000 | 2011 | Fall |
12,000 | 2010 | Spring |
13,678 | 1990 | Fall |
27,563 | 1990 | Spring |
17,163 | 1989 | Fall |
17,569 | 1989 | Spring |
15,080 | 1988 | Fall |
13,464 | 1985 | Fall |
34,872 | 1985 | Spring |
22,700 | 1980 | Fall |
22,700 | 1980 | Spring |
51,700 | 1978 | Fall |
57,000 | 1977 | Fall |
47,540 | 1974 | Fall |
34,500 | 1973 | Fall |
? | ? | Summer |