Northern Prairie Wildlife Research Center
Table 2. Recorded spring arrival dates of first duck pairs, 1953 to 1959.
| Species | Roseneath District | Kindersley District | |||||||
| *1953 | 1954 | 1955 | Range in Days | 1956 | 1957 | 1958 | 1959 | Range in Days | |
| Pintail | Mar. 29 | Apr. 8 | Apr. 1 | 10 | Apr. 1 | Mar. 25 | Mar. 29 | Mar. 20 | 12 |
| Mallard | Mar. 31 | Apr. 8 | Apr. 2 | 8 | Apr. 4 | Mar 25 | Mar. 29 | Mar. 23 | 12 |
| Widgeon | Apr.23 | Apr. 12 | Apr. 14 | 11 | Apr. 10 | Apr. 3 | Apr. 4 | Mar. 31 | 10 |
| Green-winged teal | Apr. 21 | Apr. 16 | Apr. 10 | 11 | Apr. 17 | Apr. 18 | Apr. 6 | Apr. 8 | 12 |
| Shoveler | Apr. 28 | Apr. 18 | Apr. 20 | 10 | Apr. 12 | Apr. 14 | Apr. 4 | Apr. 14 | 10 |
| Gadwall | Apr. 27 | Apr. 25 | Apr. 17 | 10 | Apr. 21 | Apr. 15 | Apr. 18 | Apr. 11 | 10 |
| Blue-winged teal | Apr. 29 | Apr. 25 | Apr. 17 | 12 | May 3 | Apr. 25 | Apr. 24 | Apr. 21 | 12 |
| Canvasback | Apr. 21 | Apr. 19 | Apr. 12 | 9 | Apr. 16 | apr. 15 | Apr. 12 | Apr. 11 | 5 |
| Redhead | Apr. 27 | Apr. 18 | Apr. 17 | 10 | Apr. 18 | Apr. 15 | Apr. 10 | Apr. 10 | 8 |
| Lesser scaup | Apr. 24 | Apr. 19 | Apr. 13 | 11 | Apr. 16 | apr. 15 | Apr. 10 | Apr. 15 | 6 |
| Ruddy Duck | May 5 | Apr. 13 | Apr. 25 | 18 | May 14 | May 12 | Apr. 29 | Apr. 21 | 23 |
| * In 1952 all species were present prior to May 9, except ruddy ducks which were first seen on May 12. | |||||||||
U.S. Department of the Interior |
U.S. Geological Survey
URL: http://www.npwrc.usgs.gov/resource/birds/duckcoun/table2.htm
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