Species | Mar | Apr | May | Totals | S | N | Maximum | Presence (%) | Presence (days) | First | Last | |||||
1. | Canada Goose | 1008 | 1723 | 9 | 2740 | 91 | 2649 | 582 ( 6 Apr) | 56 | 42 | 2 Mar | 11 May | ||||
2. | Lesser Canada Goose | 0 | 11 | 0 | 11 | 0 | 11 | 5 (12 Apr) | 4 | 3 | 12 Apr | 17 Apr | ||||
3. | goose sp. | 0 | 1 | 0 | 1 | 0 | 1 | 1 (17 Apr) | 1 | 1 | 17 Apr | 17 Apr | ||||
4. | Trumpeter Swan | 95 | 103 | 13 | 211 | 39 | 172 | 40 ( 1 Apr) | 41 | 31 | 2 Mar | 5 May | ||||
5. | Tundra/Trumpeter Swan | 0 | 90 | 0 | 90 | 40 | 50 | 29 ( 4 Apr) | 8 | 6 | 4 Apr | 27 Apr | ||||
6. | Tundra Swan | 1 | 99 | 0 | 100 | 25 | 75 | 65 ( 4 Apr) | 5 | 4 | 15 Mar | 12 Apr | ||||
7. | swan sp. | 12 | 6 | 0 | 18 | 12 | 6 | 12 (29 Mar) | 3 | 2 | 29 Mar | 20 Apr | ||||
8. | Wood Duck | 0 | 1 | 0 | 1 | 1 | 0 | 1 (12 Apr) | 1 | 1 | 12 Apr | 12 Apr | ||||
9. | Blue-winged Teal | 0 | 6 | 0 | 6 | 0 | 6 | 6 (14 Apr) | 1 | 1 | 14 Apr | 14 Apr | ||||
10. | Shoveler | 0 | 8 | 0 | 8 | 8 | 0 | 8 (12 Apr) | 1 | 1 | 12 Apr | 12 Apr | ||||
11. | American Wigeon | 0 | 4 | 0 | 4 | 0 | 4 | 4 (13 Apr) | 1 | 1 | 13 Apr | 13 Apr | ||||
12. | Mallard | 41 | 355 | 7 | 403 | 30 | 373 | 117 (12 Apr) | 52 | 39 | 4 Mar | 8 May | ||||
13. | Pintail | 0 | 173 | 0 | 173 | 98 | 75 | 113 (12 Apr) | 4 | 3 | 12 Apr | 17 Apr | ||||
14. | dabbling duck sp. | 0 | 8 | 0 | 8 | 0 | 8 | 8 (13 Apr) | 1 | 1 | 13 Apr | 13 Apr | ||||
15. | duck sp. | 4 | 639 | 11 | 654 | 8 | 646 | 244 (13 Apr) | 28 | 21 | 10 Mar | 4 May | ||||
16. | Redhead | 0 | 90 | 26 | 116 | 6 | 110 | 56 (12 Apr) | 8 | 6 | 12 Apr | 2 May | ||||
17. | Scaup | 0 | 5 | 0 | 5 | 2 | 3 | 3 (13 Apr) | 3 | 2 | 13 Apr | 27 Apr | ||||
18. | Aythya sp. | 0 | 208 | 0 | 208 | 0 | 208 | 120 (12 Apr) | 7 | 5 | 5 Apr | 25 Apr | ||||
19. | Greater / Lesser Scaup | 0 | 27 | 0 | 27 | 5 | 22 | 22 (13 Apr) | 3 | 2 | 13 Apr | 27 Apr | ||||
20. | Goldeneye | 1 | 4 | 0 | 5 | 0 | 5 | 4 (18 Apr) | 3 | 2 | 10 Mar | 18 Apr | ||||
21. | Hooded Merganser | 0 | 4 | 0 | 4 | 1 | 3 | 3 (12 Apr) | 3 | 2 | 4 Apr | 12 Apr | ||||
22. | Goosander | 5 | 149 | 0 | 154 | 13 | 141 | 32 (17 Apr) | 25 | 19 | 8 Mar | 25 Apr | ||||
23. | Red-breasted Merganser | 8 | 54 | 47 | 109 | 8 | 101 | 39 (29 Apr) | 12 | 9 | 10 Mar | 6 May | ||||
24. | Chimney Swift | 0 | 0 | 116 | 116 | 1 | 115 | 44 ( 9 May) | 8 | 6 | 6 May | 13 May | ||||
25. | Mourning Dove | 0 | 1 | 1 | 2 | 0 | 2 | 1 (18 Apr) | 3 | 2 | 18 Apr | 3 May | ||||
26. | Sandhill Crane | 4 | 269 | 7 | 280 | 4 | 276 | 46 (11 Apr) | 40 | 30 | 14 Mar | 10 May | ||||
27. | Grey Plover | 0 | 0 | 4 | 4 | 0 | 4 | 4 (12 May) | 1 | 1 | 12 May | 12 May | ||||
28. | Killdeer | 0 | 2 | 1 | 3 | 0 | 3 | 1 (12 Apr) | 4 | 3 | 12 Apr | 5 May | ||||
29. | Wilson's Snipe | 0 | 1 | 0 | 1 | 0 | 1 | 1 (29 Apr) | 1 | 1 | 29 Apr | 29 Apr | ||||
30. | Greater Yellowlegs | 0 | 0 | 1 | 1 | 0 | 1 | 1 ( 5 May) | 1 | 1 | 5 May | 5 May | ||||
Species | Mar | Apr | May | Totals | S | N | Maximum | Presence (%) | Presence (days) | First | Last | |||||
31. | small wader | 0 | 0 | 5 | 5 | 0 | 5 | 5 ( 6 May) | 1 | 1 | 6 May | 6 May | ||||
32. | Bonaparte's Gull | 0 | 0 | 465 | 465 | 0 | 465 | 465 ( 1 May) | 1 | 1 | 1 May | 1 May | ||||
33. | Ring-billed Gull | 10 | 64 | 4 | 78 | 0 | 78 | 25 ( 5 Apr) | 12 | 9 | 13 Mar | 2 May | ||||
34. | Herring Gull | 28 | 36 | 7 | 71 | 0 | 71 | 21 ( 3 Apr) | 12 | 9 | 20 Mar | 2 May | ||||
35. | large gull sp. | 12 | 251 | 28 | 291 | 0 | 291 | 95 (11 Apr) | 16 | 12 | 26 Mar | 2 May | ||||
36. | Great Northern Diver | 0 | 197 | 47 | 244 | 0 | 244 | 56 (27 Apr) | 37 | 28 | 6 Apr | 14 May | ||||
37. | Double-crested Cormorant | 0 | 632 | 205 | 837 | 132 | 705 | 80 (27 Apr) | 43 | 32 | 3 Apr | 12 May | ||||
38. | Great Blue Heron | 2 | 19 | 3 | 24 | 2 | 22 | 11 ( 4 Apr) | 13 | 10 | 28 Mar | 6 May | ||||
39. | American White Pelican | 0 | 2774 | 1200 | 3974 | 137 | 3837 | 468 ( 3 May) | 44 | 33 | 6 Apr | 12 May | ||||
40. | Turkey Vulture | 6 | 4108 | 1164 | 5278 | 0 | 5278 | 472 (16 Apr) | 61 | 46 | 14 Mar | 14 May | ||||
41. | Osprey | 0 | 110 | 6 | 116 | 0 | 116 | 30 (23 Apr) | 25 | 19 | 11 Apr | 10 May | ||||
42. | Golden Eagle | 153 | 19 | 1 | 173 | 0 | 173 | 58 (11 Mar) | 35 | 26 | 2 Mar | 4 May | ||||
43. | eagle sp. | 0 | 1 | 0 | 1 | 0 | 1 | 1 ( 5 Apr) | 1 | 1 | 5 Apr | 5 Apr | ||||
44. | large eagle sp | 1 | 0 | 0 | 1 | 0 | 1 | 1 (11 Mar) | 1 | 1 | 11 Mar | 11 Mar | ||||
45. | Sharp-shinned Hawk | 24 | 1571 | 368 | 1963 | 0 | 1963 | 200 (27 Apr) | 60 | 45 | 14 Mar | 13 May | ||||
46. | Cooper's Hawk | 2 | 25 | 5 | 32 | 0 | 32 | 5 (16 Apr) | 28 | 21 | 12 Mar | 5 May | ||||
47. | Accipiter sp. | 0 | 1 | 0 | 1 | 0 | 1 | 1 (24 Apr) | 1 | 1 | 24 Apr | 24 Apr | ||||
48. | American Goshawk | 1 | 0 | 0 | 1 | 0 | 1 | 1 (12 Mar) | 1 | 1 | 12 Mar | 12 Mar | ||||
49. | Northern Harrier | 9 | 61 | 16 | 86 | 0 | 86 | 10 (13 Apr) | 44 | 33 | 12 Mar | 11 May | ||||
50. | Bald Eagle | 3348 | 2150 | 744 | 6242 | 0 | 6242 | 613 (11 Mar) | 89 | 67 | 1 Mar | 13 May | ||||
51. | Red-shouldered Hawk | 0 | 2 | 0 | 2 | 0 | 2 | 1 (15 Apr) | 3 | 2 | 15 Apr | 25 Apr | ||||
52. | Broad-winged Hawk | 0 | 6509 | 2471 | 8980 | 1 | 8979 | 2625 (24 Apr) | 35 | 26 | 16 Apr | 13 May | ||||
53. | Red-tailed Hawk | 129 | 1784 | 95 | 2008 | 0 | 2008 | 293 (11 Apr) | 68 | 51 | 2 Mar | 13 May | ||||
54. | Rough-legged Buzzard | 18 | 136 | 15 | 169 | 0 | 169 | 24 (16 Apr) | 49 | 37 | 3 Mar | 12 May | ||||
55. | buzzard sp. | 1 | 3 | 1 | 5 | 0 | 5 | 2 (16 Apr) | 5 | 4 | 20 Mar | 5 May | ||||
56. | raptor sp. | 2 | 3 | 0 | 5 | 0 | 5 | 2 (13 Mar) | 4 | 3 | 13 Mar | 11 Apr | ||||
57. | Belted Kingfisher | 0 | 19 | 3 | 22 | 5 | 17 | 4 (12 Apr) | 15 | 11 | 6 Apr | 11 May | ||||
58. | Red-bellied Woodpecker | 0 | 1 | 0 | 1 | 1 | 0 | 1 (27 Apr) | 1 | 1 | 27 Apr | 27 Apr | ||||
59. | Yellow-bellied Sapsucker | 0 | 3 | 1 | 4 | 1 | 3 | 1 (12 Apr) | 5 | 4 | 12 Apr | 9 May | ||||
60. | Northern Flicker (Yellow-shafted) | 0 | 279 | 5 | 284 | 149 | 135 | 62 (13 Apr) | 27 | 20 | 12 Apr | 9 May | ||||
Species | Mar | Apr | May | Totals | S | N | Maximum | Presence (%) | Presence (days) | First | Last | |||||
61. | American Kestrel | 2 | 54 | 8 | 64 | 0 | 64 | 15 (23 Apr) | 35 | 26 | 16 Mar | 9 May | ||||
62. | falcon sp. | 0 | 1 | 1 | 2 | 0 | 2 | 1 (16 Apr) | 3 | 2 | 16 Apr | 5 May | ||||
63. | Merlin | 4 | 52 | 3 | 59 | 0 | 59 | 7 (23 Apr) | 31 | 23 | 12 Mar | 9 May | ||||
64. | Peregrine | 1 | 25 | 7 | 33 | 0 | 33 | 5 (24 Apr) | 27 | 20 | 26 Mar | 8 May | ||||
65. | Eastern Phoebe | 0 | 1 | 1 | 2 | 0 | 2 | 1 (27 Apr) | 3 | 2 | 27 Apr | 6 May | ||||
66. | Blue Jay | 0 | 1 | 587 | 588 | 0 | 588 | 188 (11 May) | 13 | 10 | 25 Apr | 14 May | ||||
67. | American Crow | 210 | 6 | 0 | 216 | 0 | 216 | 82 (10 Mar) | 15 | 11 | 3 Mar | 19 Apr | ||||
68. | Raven | 168 | 236 | 77 | 481 | 0 | 481 | 27 (26 Apr) | 79 | 59 | 1 Mar | 12 May | ||||
69. | Cedar Waxwing | 0 | 0 | 2 | 2 | 0 | 2 | 1 ( 9 May) | 3 | 2 | 9 May | 10 May | ||||
70. | Sand Martin | 0 | 0 | 4 | 4 | 0 | 4 | 3 (13 May) | 3 | 2 | 11 May | 13 May | ||||
71. | Tree Swallow | 0 | 59 | 86 | 145 | 5 | 140 | 35 ( 3 May) | 31 | 23 | 12 Apr | 13 May | ||||
72. | Purple Martin | 0 | 0 | 4 | 4 | 0 | 4 | 2 (12 May) | 4 | 3 | 9 May | 12 May | ||||
73. | Northern Rough-winged Swallow | 0 | 0 | 1 | 1 | 0 | 1 | 1 ( 9 May) | 1 | 1 | 9 May | 9 May | ||||
74. | Swallow | 0 | 1 | 15 | 16 | 0 | 16 | 3 ( 3 May) | 13 | 10 | 26 Apr | 14 May | ||||
75. | Cliff Swallow | 0 | 0 | 244 | 244 | 0 | 244 | 186 ( 3 May) | 7 | 5 | 3 May | 12 May | ||||
76. | swallow sp. | 0 | 0 | 127 | 127 | 0 | 127 | 50 ( 6 May) | 11 | 8 | 3 May | 13 May | ||||
77. | Eastern Bluebird | 0 | 2 | 3 | 5 | 0 | 5 | 3 ( 3 May) | 4 | 3 | 11 Apr | 3 May | ||||
78. | American Robin | 85 | 546 | 2 | 633 | 47 | 586 | 194 ( 6 Apr) | 44 | 33 | 3 Mar | 5 May | ||||
79. | sparrow sp. | 0 | 1 | 7 | 8 | 1 | 7 | 7 ( 9 May) | 3 | 2 | 12 Apr | 9 May | ||||
80. | American Buff-bellied Pipit | 0 | 1 | 2 | 3 | 0 | 3 | 1 (27 Apr) | 4 | 3 | 27 Apr | 12 May | ||||
81. | finch sp. | 18 | 44 | 0 | 62 | 2 | 60 | 29 ( 8 Apr) | 19 | 14 | 2 Mar | 14 Apr | ||||
82. | Purple Finch | 18 | 82 | 21 | 121 | 34 | 87 | 19 (12 Apr) | 43 | 32 | 1 Mar | 13 May | ||||
83. | House Finch | 2 | 4 | 1 | 7 | 2 | 5 | 3 ( 3 Apr) | 7 | 5 | 3 Mar | 9 May | ||||
84. | Mealy Redpoll | 148 | 86 | 0 | 234 | 103 | 131 | 48 (24 Mar) | 21 | 16 | 1 Mar | 19 Apr | ||||
85. | Crossbill | 7 | 5 | 0 | 12 | 7 | 5 | 4 ( 5 Apr) | 7 | 5 | 1 Mar | 18 Apr | ||||
86. | crossbill sp. | 2 | 16 | 0 | 18 | 0 | 18 | 7 (24 Apr) | 5 | 4 | 12 Mar | 27 Apr | ||||
87. | Two-barred Crossbill | 9 | 4 | 0 | 13 | 5 | 8 | 5 (26 Mar) | 5 | 4 | 1 Mar | 18 Apr | ||||
88. | American Goldfinch | 13 | 53 | 124 | 190 | 16 | 174 | 27 ( 6 May) | 49 | 37 | 1 Mar | 14 May | ||||
89. | Pine Siskin | 935 | 1824 | 453 | 3212 | 924 | 2288 | 383 ( 3 Apr) | 92 | 69 | 1 Mar | 13 May | ||||
90. | Snow Bunting | 12 | 11 | 0 | 23 | 10 | 13 | 10 (15 Apr) | 9 | 7 | 15 Mar | 15 Apr | ||||
Species | Mar | Apr | May | Totals | S | N | Maximum | Presence (%) | Presence (days) | First | Last | |||||
91. | Chipping Sparrow | 0 | 0 | 5 | 5 | 1 | 4 | 3 ( 9 May) | 4 | 3 | 4 May | 9 May | ||||
92. | Clay-colored Sparrow | 0 | 0 | 3 | 3 | 0 | 3 | 1 ( 6 May) | 4 | 3 | 6 May | 14 May | ||||
93. | Dark-eyed Junco | 0 | 1 | 0 | 1 | 0 | 1 | 1 (27 Apr) | 1 | 1 | 27 Apr | 27 Apr | ||||
94. | Red-winged Blackbird | 3 | 83 | 20 | 106 | 33 | 73 | 31 (17 Apr) | 25 | 19 | 21 Mar | 7 May | ||||
95. | Brown-headed Cowbird | 0 | 8 | 8 | 16 | 3 | 13 | 3 (27 Apr) | 13 | 10 | 21 Apr | 7 May | ||||
96. | Rusty Blackbird | 0 | 36 | 0 | 36 | 12 | 24 | 10 (13 Apr) | 9 | 7 | 1 Apr | 25 Apr | ||||
97. | blackbird sp. | 0 | 34 | 1 | 35 | 8 | 27 | 17 (23 Apr) | 11 | 8 | 1 Apr | 6 May | ||||
98. | Common Grackle | 13 | 170 | 13 | 196 | 34 | 162 | 52 (23 Apr) | 44 | 33 | 21 Mar | 11 May | ||||
99. | Orange-crowned Warbler | 0 | 0 | 2 | 2 | 0 | 2 | 2 ( 9 May) | 1 | 1 | 9 May | 9 May | ||||
100. | Nashville Warbler | 0 | 0 | 4 | 4 | 1 | 3 | 3 ( 9 May) | 3 | 2 | 9 May | 11 May | ||||
101. | Cape May Warbler | 0 | 0 | 2 | 2 | 0 | 2 | 1 (11 May) | 3 | 2 | 11 May | 12 May | ||||
102. | Blackburnian Warbler | 0 | 0 | 1 | 1 | 0 | 1 | 1 ( 9 May) | 1 | 1 | 9 May | 9 May | ||||
103. | Palm Warbler | 0 | 3 | 2 | 5 | 0 | 5 | 3 (29 Apr) | 3 | 2 | 29 Apr | 9 May | ||||
104. | Yellow-rumped Warbler (Myrtle) | 0 | 203 | 75 | 278 | 22 | 256 | 74 (29 Apr) | 36 | 27 | 12 Apr | 13 May | ||||
105. | passerine sp. | 1 | 12 | 0 | 13 | 1 | 12 | 11 (11 Apr) | 4 | 3 | 31 Mar | 23 Apr | ||||
106. | warbler sp. | 0 | 0 | 2 | 2 | 0 | 2 | 1 ( 9 May) | 3 | 2 | 9 May | 10 May | ||||
Other species | ||||||||||||||||
Species | Mar | Apr | May | Totals | S | N | Maximum | Presence (%) | Presence (days) | First | Last | |||||
1. | Camberwell Beauty | 0 | 5 | 0 | 5 | 0 | 5 | 3 ( 6 Apr) | 3 | 2 | 6 Apr | 19 Apr | ||||
Species | Mar | Apr | May | Totals | S | N | Maximum | Presence (%) | Presence (days) | First | Last | |||||
Totals | 6576 | 28469 | 9020 | 44065 | 2091 | 41974 | 100 | 75 | ||||||||
Observation hours | 173:15 | 207:15 | 90:21 | 470:51 |
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