Totals Derby Hill Bird Observatory, Mexico (NY) 2025
| Year | |
| Period | |
| count-field | |
| Also present | |
| Species | Mar | Apr | May | Jun | Totals | SW | NE | Maximum | Presence (%) | Presence (days) | First | Last | |||||
| 1. | Black Vulture | 2 | 1 | 0 | 0 | 3 | 0 | 3 | 2 (19 Mar) | 2 | 2 | 19 Mar | 3 Apr | ||||
| 2. | Turkey Vulture | 15177 | 17071 | 3863 | 216 | 36327 | 0 | 36327 | 4136 (31 Mar) | 93 | 82 | 6 Mar | 4 Jun | ||||
| 3. | Osprey | 33 | 242 | 197 | 15 | 487 | 0 | 487 | 57 (6 May) | 69 | 61 | 18 Mar | 4 Jun | ||||
| 4. | Golden Eagle | 50 | 34 | 3 | 0 | 87 | 0 | 87 | 9 (13 Mar) | 35 | 31 | 3 Mar | 10 May | ||||
| 5. | Sharp-shinned Hawk | 433 | 2768 | 1028 | 1 | 4230 | 0 | 4230 | 601 (19 Apr) | 76 | 67 | 8 Mar | 4 Jun | ||||
| 6. | Cooper's Hawk | 230 | 99 | 39 | 2 | 370 | 0 | 370 | 44 (19 Mar) | 75 | 66 | 3 Mar | 4 Jun | ||||
| 7. | American Goshawk | 1 | 5 | 0 | 0 | 6 | 0 | 6 | 2 (19 Apr) | 6 | 5 | 6 Mar | 30 Apr | ||||
| 8. | Northern Harrier | 193 | 519 | 177 | 10 | 899 | 0 | 899 | 70 (19 Apr) | 85 | 75 | 4 Mar | 4 Jun | ||||
| 9. | Bald Eagle | 171 | 387 | 879 | 77 | 1514 | 0 | 1514 | 133 (10 May) | 86 | 76 | 1 Mar | 4 Jun | ||||
| 10. | Red-shouldered Hawk | 718 | 82 | 4 | 0 | 804 | 0 | 804 | 242 (19 Mar) | 49 | 43 | 4 Mar | 10 May | ||||
| 11. | Broad-winged Hawk | 0 | 37224 | 10608 | 2873 | 50705 | 0 | 50705 | 19642 (19 Apr) | 48 | 42 | 10 Apr | 4 Jun | ||||
| 12. | Swainson's Hawk | 0 | 1 | 0 | 0 | 1 | 0 | 1 | 1 (12 Apr) | 1 | 1 | 12 Apr | 12 Apr | ||||
| 13. | Red-tailed Hawk | 1115 | 1108 | 284 | 15 | 2522 | 0 | 2522 | 262 (19 Mar) | 83 | 73 | 1 Mar | 4 Jun | ||||
| 14. | Rough-legged Buzzard | 49 | 15 | 3 | 0 | 67 | 0 | 67 | 10 (19 Mar) | 31 | 27 | 2 Mar | 28 May | ||||
| 15. | American Kestrel | 110 | 341 | 34 | 1 | 486 | 0 | 486 | 86 (18 Apr) | 59 | 52 | 10 Mar | 4 Jun | ||||
| 16. | Merlin | 16 | 47 | 15 | 1 | 79 | 0 | 79 | 8 (21 Apr) | 43 | 38 | 9 Mar | 3 Jun | ||||
| 17. | Peregrine | 5 | 11 | 9 | 0 | 25 | 0 | 25 | 3 (15 May) | 23 | 20 | 10 Mar | 24 May | ||||
| Species | Mar | Apr | May | Jun | Totals | SW | NE | Maximum | Presence (%) | Presence (days) | First | Last | |||||
| Totals | 18303 | 59955 | 17143 | 3211 | 98612 | 0 | 98612 | 100 | 88 | ||||||||
| Observation hours | 235:00 | 257:15 | 183:15 | 14:00 | 689:30 | ||||||||||||
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