Species | Apr | May | Totals | NW | SE | Maximum | Presence (%) | Presence (days) | First | Last | |||||
1. | American Black Swift | 0 | 2 | 2 | 2 | 0 | 2 ( 8 May) | 4 | 1 | 8 May | 8 May | ||||
2. | Vaux's Swift | 127 | 268 | 395 | 395 | 0 | 235 ( 8 May) | 38 | 10 | 12 Apr | 8 May | ||||
3. | Anna's Hummingbird | 3 | 0 | 3 | 3 | 0 | 1 (20 Apr) | 12 | 3 | 20 Apr | 24 Apr | ||||
4. | Costa's Hummingbird | 0 | 1 | 1 | 1 | 0 | 1 ( 8 May) | 4 | 1 | 8 May | 8 May | ||||
5. | Calliope Hummingbird | 1 | 1 | 2 | 2 | 0 | 1 (29 Apr) | 8 | 2 | 29 Apr | 5 May | ||||
6. | Rufous Hummingbird | 38 | 1 | 39 | 25 | 14 | 13 ( 7 Apr) | 42 | 11 | 4 Apr | 8 May | ||||
7. | hummingbird sp | 54 | 18 | 72 | 57 | 15 | 14 ( 7 Apr) | 50 | 13 | 4 Apr | 8 May | ||||
8. | hummingbird (Selasphorus) sp. | 12 | 0 | 12 | 12 | 0 | 12 ( 9 Apr) | 4 | 1 | 9 Apr | 9 Apr | ||||
9. | Feral Pigeon | 1 | 0 | 1 | 0 | 1 | 1 ( 7 Apr) | 4 | 1 | 7 Apr | 7 Apr | ||||
10. | Mourning Dove | 32 | 273 | 305 | 296 | 9 | 139 ( 1 May) | 38 | 10 | 6 Apr | 8 May | ||||
11. | Hudsonian Whimbrel | 12 | 0 | 12 | 11 | 1 | 11 ( 8 Apr) | 8 | 2 | 6 Apr | 8 Apr | ||||
12. | Greater Yellowlegs | 1 | 0 | 1 | 1 | 0 | 1 ( 8 Apr) | 4 | 1 | 8 Apr | 8 Apr | ||||
13. | Least Sandpiper | 23 | 0 | 23 | 23 | 0 | 15 (23 Apr) | 12 | 3 | 8 Apr | 28 Apr | ||||
14. | Western Sandpiper | 265 | 0 | 265 | 265 | 0 | 140 (20 Apr) | 19 | 5 | 8 Apr | 23 Apr | ||||
15. | Double-crested Cormorant | 4 | 0 | 4 | 0 | 4 | 4 ( 6 Apr) | 4 | 1 | 6 Apr | 6 Apr | ||||
16. | White-faced Ibis | 60 | 0 | 60 | 40 | 20 | 40 ( 8 Apr) | 8 | 2 | 7 Apr | 8 Apr | ||||
17. | Great White Egret | 195 | 5 | 200 | 146 | 54 | 156 ( 5 Apr) | 35 | 9 | 4 Apr | 8 May | ||||
18. | Turkey Vulture | 13 | 10 | 23 | 10 | 13 | 13 ( 6 Apr) | 8 | 2 | 6 Apr | 8 May | ||||
19. | Osprey | 5 | 0 | 5 | 2 | 3 | 3 ( 6 Apr) | 8 | 2 | 5 Apr | 6 Apr | ||||
20. | Golden Eagle | 2 | 0 | 2 | 0 | 2 | 1 ( 4 Apr) | 8 | 2 | 4 Apr | 7 Apr | ||||
21. | Sharp-shinned Hawk | 2 | 0 | 2 | 2 | 0 | 2 ( 9 Apr) | 4 | 1 | 9 Apr | 9 Apr | ||||
22. | Cooper's Hawk | 1 | 0 | 1 | 0 | 1 | 1 ( 4 Apr) | 4 | 1 | 4 Apr | 4 Apr | ||||
23. | Northern Harrier | 0 | 1 | 1 | 1 | 0 | 1 ( 8 May) | 4 | 1 | 8 May | 8 May | ||||
24. | Swainson's Hawk | 7 | 1 | 8 | 4 | 4 | 3 ( 7 Apr) | 19 | 5 | 6 Apr | 8 May | ||||
25. | Nuttall's Woodpecker | 2 | 0 | 2 | 1 | 1 | 1 ( 7 Apr) | 8 | 2 | 7 Apr | 8 Apr | ||||
26. | Hairy Woodpecker | 8 | 0 | 8 | 4 | 4 | 4 ( 6 Apr) | 8 | 2 | 6 Apr | 8 Apr | ||||
27. | American Kestrel | 4 | 0 | 4 | 1 | 3 | 2 ( 5 Apr) | 12 | 3 | 5 Apr | 8 Apr | ||||
28. | Merlin | 1 | 0 | 1 | 1 | 0 | 1 ( 8 Apr) | 4 | 1 | 8 Apr | 8 Apr | ||||
29. | Prairie Falcon | 2 | 0 | 2 | 1 | 1 | 1 ( 5 Apr) | 8 | 2 | 5 Apr | 8 Apr | ||||
30. | Peregrine | 3 | 0 | 3 | 2 | 1 | 2 (30 Apr) | 8 | 2 | 5 Apr | 30 Apr | ||||
Species | Apr | May | Totals | NW | SE | Maximum | Presence (%) | Presence (days) | First | Last | |||||
31. | Black Phoebe | 8 | 0 | 8 | 4 | 4 | 4 ( 8 Apr) | 12 | 3 | 6 Apr | 8 Apr | ||||
32. | Olive-sided Flycatcher | 0 | 2 | 2 | 2 | 0 | 1 ( 1 May) | 8 | 2 | 1 May | 5 May | ||||
33. | Western Wood Pewee | 0 | 2 | 2 | 2 | 0 | 1 ( 1 May) | 8 | 2 | 1 May | 5 May | ||||
34. | Hammond's Flycatcher | 1 | 0 | 1 | 1 | 0 | 1 (29 Apr) | 4 | 1 | 29 Apr | 29 Apr | ||||
35. | Vermilion Flycatcher | 0 | 1 | 1 | 1 | 0 | 1 ( 2 May) | 4 | 1 | 2 May | 2 May | ||||
36. | Cassin's Kingbird | 1 | 0 | 1 | 0 | 1 | 1 ( 5 Apr) | 4 | 1 | 5 Apr | 5 Apr | ||||
37. | Western Kingbird | 1363 | 252 | 1615 | 1195 | 420 | 455 ( 8 Apr) | 77 | 20 | 4 Apr | 3 May | ||||
38. | Ash-throated Flycatcher | 48 | 36 | 84 | 84 | 0 | 18 (23 Apr) | 46 | 12 | 9 Apr | 8 May | ||||
39. | Warbling Vireo | 3 | 11 | 14 | 14 | 0 | 6 ( 1 May) | 19 | 5 | 23 Apr | 3 May | ||||
40. | Cassin's Vireo | 3 | 0 | 3 | 3 | 0 | 2 (30 Apr) | 8 | 2 | 29 Apr | 30 Apr | ||||
41. | American Crow | 3 | 0 | 3 | 0 | 3 | 3 ( 6 Apr) | 4 | 1 | 6 Apr | 6 Apr | ||||
42. | Cedar Waxwing | 20 | 4 | 24 | 24 | 0 | 20 (21 Apr) | 8 | 2 | 21 Apr | 8 May | ||||
43. | Phainopepla | 6 | 17 | 23 | 23 | 0 | 17 ( 8 May) | 15 | 4 | 20 Apr | 8 May | ||||
44. | Shore Lark | 1 | 0 | 1 | 1 | 0 | 1 (20 Apr) | 4 | 1 | 20 Apr | 20 Apr | ||||
45. | Tree Swallow | 514 | 0 | 514 | 23 | 491 | 324 ( 5 Apr) | 35 | 9 | 4 Apr | 21 Apr | ||||
46. | Violet-green Swallow | 109 | 0 | 109 | 15 | 94 | 47 ( 5 Apr) | 31 | 8 | 4 Apr | 20 Apr | ||||
47. | Purple Martin | 8 | 0 | 8 | 6 | 2 | 6 (23 Apr) | 8 | 2 | 7 Apr | 23 Apr | ||||
48. | Northern Rough-winged Swallow | 53 | 20 | 73 | 43 | 30 | 19 ( 5 Apr) | 42 | 11 | 4 Apr | 8 May | ||||
49. | Swallow | 175 | 14 | 189 | 84 | 105 | 47 ( 5 Apr) | 69 | 18 | 4 Apr | 8 May | ||||
50. | Cliff Swallow | 4035 | 268 | 4303 | 2808 | 1495 | 914 ( 7 Apr) | 88 | 23 | 4 Apr | 8 May | ||||
51. | American Bushtit | 1 | 0 | 1 | 1 | 0 | 1 (11 Apr) | 4 | 1 | 11 Apr | 11 Apr | ||||
52. | Ruby-crowned Kinglet | 2 | 0 | 2 | 0 | 2 | 1 ( 4 Apr) | 8 | 2 | 4 Apr | 6 Apr | ||||
53. | Blue-grey Gnatcatcher | 4 | 0 | 4 | 4 | 0 | 4 (29 Apr) | 4 | 1 | 29 Apr | 29 Apr | ||||
54. | Starling | 24 | 0 | 24 | 21 | 3 | 11 (22 Apr) | 12 | 3 | 7 Apr | 22 Apr | ||||
55. | American Robin | 1 | 0 | 1 | 0 | 1 | 1 ( 6 Apr) | 4 | 1 | 6 Apr | 6 Apr | ||||
56. | House Sparrow | 1 | 0 | 1 | 0 | 1 | 1 ( 4 Apr) | 4 | 1 | 4 Apr | 4 Apr | ||||
57. | Purple Finch | 0 | 1 | 1 | 1 | 0 | 1 ( 5 May) | 4 | 1 | 5 May | 5 May | ||||
58. | House Finch | 425 | 8 | 433 | 301 | 132 | 75 (20 Apr) | 54 | 14 | 4 Apr | 5 May | ||||
59. | Lawrence's Goldfinch | 525 | 6 | 531 | 257 | 274 | 173 ( 7 Apr) | 54 | 14 | 4 Apr | 5 May | ||||
60. | American Goldfinch | 1154 | 14 | 1168 | 866 | 302 | 390 ( 8 Apr) | 62 | 16 | 4 Apr | 5 May | ||||
Species | Apr | May | Totals | NW | SE | Maximum | Presence (%) | Presence (days) | First | Last | |||||
61. | Lesser Goldfinch | 633 | 5 | 638 | 428 | 210 | 183 ( 7 Apr) | 62 | 16 | 4 Apr | 1 May | ||||
62. | Lark Sparrow | 36 | 0 | 36 | 23 | 13 | 6 (11 Apr) | 38 | 10 | 4 Apr | 30 Apr | ||||
63. | Chipping Sparrow | 1790 | 50 | 1840 | 1145 | 695 | 252 ( 4 Apr) | 77 | 20 | 4 Apr | 3 May | ||||
64. | Black-chinned Sparrow | 1 | 0 | 1 | 1 | 0 | 1 (29 Apr) | 4 | 1 | 29 Apr | 29 Apr | ||||
65. | Dark-eyed Junco | 26 | 0 | 26 | 24 | 2 | 12 ( 9 Apr) | 15 | 4 | 7 Apr | 10 Apr | ||||
66. | White-crowned Sparrow | 202 | 0 | 202 | 72 | 130 | 101 ( 7 Apr) | 23 | 6 | 4 Apr | 21 Apr | ||||
67. | White-crowned Sparrow (Gambel's) | 550 | 0 | 550 | 550 | 0 | 245 ( 8 Apr) | 38 | 10 | 8 Apr | 30 Apr | ||||
68. | Bell's Sparrow | 2 | 1 | 3 | 3 | 0 | 2 (29 Apr) | 8 | 2 | 29 Apr | 1 May | ||||
69. | Savannah Sparrow | 2 | 0 | 2 | 0 | 2 | 2 ( 6 Apr) | 4 | 1 | 6 Apr | 6 Apr | ||||
70. | Lincoln's Sparrow | 9 | 0 | 9 | 6 | 3 | 5 ( 8 Apr) | 12 | 3 | 7 Apr | 13 Apr | ||||
71. | Swamp Sparrow | 1 | 0 | 1 | 1 | 0 | 1 ( 8 Apr) | 4 | 1 | 8 Apr | 8 Apr | ||||
72. | Yellow-breasted Chat | 1 | 0 | 1 | 1 | 0 | 1 (24 Apr) | 4 | 1 | 24 Apr | 24 Apr | ||||
73. | Yellow-headed Blackbird | 51 | 21 | 72 | 72 | 0 | 30 (23 Apr) | 27 | 7 | 22 Apr | 8 May | ||||
74. | Scott's Oriole | 2 | 0 | 2 | 2 | 0 | 1 (22 Apr) | 8 | 2 | 22 Apr | 30 Apr | ||||
75. | Bullock's Oriole | 183 | 79 | 262 | 250 | 12 | 42 ( 1 May) | 77 | 20 | 6 Apr | 8 May | ||||
76. | Hooded Oriole | 10 | 4 | 14 | 12 | 2 | 3 (20 Apr) | 35 | 9 | 7 Apr | 3 May | ||||
77. | Tricolored Blackbird | 1219 | 364 | 1583 | 1480 | 103 | 230 (30 Apr) | 65 | 17 | 5 Apr | 8 May | ||||
78. | Red-winged Blackbird | 129 | 10 | 139 | 96 | 43 | 28 (22 Apr) | 58 | 15 | 4 Apr | 5 May | ||||
79. | Brown-headed Cowbird | 108 | 29 | 137 | 136 | 1 | 45 (22 Apr) | 38 | 10 | 7 Apr | 8 May | ||||
80. | Brewer's Blackbird | 69 | 6 | 75 | 75 | 0 | 25 (12 Apr) | 35 | 9 | 8 Apr | 1 May | ||||
81. | Great-tailed Grackle | 26 | 3 | 29 | 29 | 0 | 20 (22 Apr) | 15 | 4 | 11 Apr | 3 May | ||||
82. | Orange-crowned Warbler | 97 | 107 | 204 | 200 | 4 | 42 ( 8 May) | 62 | 16 | 7 Apr | 8 May | ||||
83. | Nashville Warbler | 8 | 89 | 97 | 97 | 0 | 60 ( 8 May) | 35 | 9 | 20 Apr | 8 May | ||||
84. | Common Yellowthroat | 3 | 0 | 3 | 3 | 0 | 1 ( 8 Apr) | 12 | 3 | 8 Apr | 21 Apr | ||||
85. | American Yellow Warbler | 5 | 91 | 96 | 96 | 0 | 75 ( 8 May) | 27 | 7 | 21 Apr | 8 May | ||||
86. | Yellow-rumped Warbler (Audubon's) | 4995 | 63 | 5058 | 1836 | 3222 | 2221 ( 4 Apr) | 88 | 23 | 4 Apr | 8 May | ||||
87. | Yellow-rumped Warbler (Myrtle) | 2 | 0 | 2 | 0 | 2 | 2 ( 4 Apr) | 4 | 1 | 4 Apr | 4 Apr | ||||
88. | Black-throated Grey Warbler | 8 | 11 | 19 | 19 | 0 | 6 ( 8 May) | 27 | 7 | 22 Apr | 8 May | ||||
89. | Townsend's Warbler | 3 | 6 | 9 | 9 | 0 | 5 ( 8 May) | 19 | 5 | 22 Apr | 8 May | ||||
90. | Hermit Warbler | 3 | 0 | 3 | 3 | 0 | 1 (21 Apr) | 12 | 3 | 21 Apr | 24 Apr | ||||
Species | Apr | May | Totals | NW | SE | Maximum | Presence (%) | Presence (days) | First | Last | |||||
91. | Wilson's Warbler | 21 | 52 | 73 | 73 | 0 | 25 ( 5 May) | 42 | 11 | 11 Apr | 5 May | ||||
92. | Western Tanager | 174 | 732 | 906 | 906 | 0 | 530 ( 8 May) | 46 | 12 | 12 Apr | 8 May | ||||
93. | Black-headed Grosbeak | 128 | 94 | 222 | 220 | 2 | 56 ( 8 May) | 73 | 19 | 7 Apr | 8 May | ||||
94. | Blue Grosbeak | 28 | 12 | 40 | 40 | 0 | 8 (22 Apr) | 42 | 11 | 10 Apr | 5 May | ||||
95. | Lazuli Bunting | 626 | 667 | 1293 | 1293 | 0 | 346 ( 8 May) | 54 | 14 | 14 Apr | 8 May | ||||
96. | warbler sp. | 6 | 93 | 99 | 99 | 0 | 60 ( 8 May) | 19 | 5 | 30 Apr | 8 May | ||||
Species | Apr | May | Totals | NW | SE | Maximum | Presence (%) | Presence (days) | First | Last | |||||
Totals | 20523 | 3826 | 24349 | 16392 | 7957 | 100 | 26 | ||||||||
Observation hours | 47:50 | 10:15 | 58:05 |
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