Also present
Totals Rubha Ardvule, S Uist (O Hebs, Scotland) 2025
| Species | Apr | May | Jun | Jul | Aug | Sep | Totals | S | N | Maximum | Presence (%) | Presence (days) | First | Last | |||||
| 1. | Pale-bellied Brent Goose | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 1 ( 2 Apr) | 25 | 1 | 2 Apr | 2 Apr | ||||
| 2. | Mute Swan | 3 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 3 | 3 ( 2 Apr) | 25 | 1 | 2 Apr | 2 Apr | ||||
| 3. | Eider | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 1 (25 May) | 25 | 1 | 25 May | 25 May | ||||
| 4. | Common Scoter | 0 | 0 | 25 | 0 | 0 | 0 | 25 | 25 | 0 | 25 (30 Jun) | 25 | 1 | 30 Jun | 30 Jun | ||||
| 5. | Arctic Tern | 0 | 0 | 8 | 0 | 0 | 2 | 10 | 10 | 0 | 8 (30 Jun) | 50 | 2 | 30 Jun | 2 Sep | ||||
| 6. | Common Tern | 0 | 0 | 1 | 0 | 0 | 6 | 7 | 7 | 0 | 6 ( 2 Sep) | 50 | 2 | 30 Jun | 2 Sep | ||||
| 7. | Kittiwake | 0 | 36 | 52 | 0 | 0 | 62 | 150 | 131 | 19 | 62 ( 2 Sep) | 75 | 3 | 25 May | 2 Sep | ||||
| 8. | Lesser Black-backed Gull | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 1 | 0 | 1 (30 Jun) | 25 | 1 | 30 Jun | 30 Jun | ||||
| 9. | Arctic Skua | 0 | 3 | 0 | 0 | 0 | 1 | 4 | 2 | 2 | 3 (25 May) | 50 | 2 | 25 May | 2 Sep | ||||
| 10. | Great Skua | 0 | 2 | 0 | 0 | 0 | 1 | 3 | 1 | 2 | 2 (25 May) | 50 | 2 | 25 May | 2 Sep | ||||
| 11. | Razorbill | 0 | 55 | 33 | 0 | 0 | 1 | 89 | 34 | 55 | 55 (25 May) | 75 | 3 | 25 May | 2 Sep | ||||
| 12. | Razorbill/Guillemot | 0 | 129 | 49 | 0 | 0 | 6 | 184 | 71 | 113 | 129 (25 May) | 75 | 3 | 25 May | 2 Sep | ||||
| 13. | Guillemot | 0 | 15 | 4 | 0 | 0 | 0 | 19 | 4 | 15 | 15 (25 May) | 50 | 2 | 25 May | 30 Jun | ||||
| 14. | Red-throated Diver | 1 | 2 | 0 | 0 | 0 | 3 | 6 | 4 | 2 | 3 ( 2 Sep) | 75 | 3 | 2 Apr | 2 Sep | ||||
| 15. | Great Northern Diver | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 1 (25 May) | 25 | 1 | 25 May | 25 May | ||||
| 16. | Storm Petrel | 0 | 0 | 1 | 0 | 0 | 6 | 7 | 7 | 0 | 6 ( 2 Sep) | 50 | 2 | 30 Jun | 2 Sep | ||||
| 17. | Fulmar | 0 | 82 | 8 | 0 | 0 | 2 | 92 | 14 | 78 | 82 (25 May) | 75 | 3 | 25 May | 2 Sep | ||||
| 18. | Sooty Shearwater | 0 | 0 | 0 | 0 | 0 | 3 | 3 | 3 | 0 | 3 ( 2 Sep) | 25 | 1 | 2 Sep | 2 Sep | ||||
| 19. | Manx Shearwater | 0 | 27 | 388 | 0 | 0 | 1163 | 1578 | 1553 | 25 | 1163 ( 2 Sep) | 75 | 3 | 25 May | 2 Sep | ||||
| 20. | Gannet | 0 | 143 | 140 | 0 | 0 | 38 | 321 | 196 | 125 | 143 (25 May) | 75 | 3 | 25 May | 2 Sep | ||||
| 21. | Shag | 0 | 0 | 0 | 0 | 0 | 27 | 27 | 11 | 16 | 27 ( 2 Sep) | 25 | 1 | 2 Sep | 2 Sep | ||||
| Species | Apr | May | Jun | Jul | Aug | Sep | Totals | S | N | Maximum | Presence (%) | Presence (days) | First | Last | |||||
| Totals | 5 | 496 | 710 | 0 | 0 | 1321 | 2532 | 2076 | 456 | 100 | 4 | ||||||||
| Observation hours | 2:05 | 4:25 | 2:05 | 0:00 | 0:00 | 4:05 | 12:40 | ||||||||||||
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