Also present
Totals Huisduinen (zeetrek) 2025
| Species | Jan | Totals | S | N | Maximum | Presence (%) | Presence (days) | First | Last | |||||
| 1. | Dark-bellied Brent Goose | 165 | 165 | 57 | 108 | 78 (13 Jan) | 80 | 8 | 1 Jan | 29 Jan | ||||
| 2. | Greylag Goose | 14 | 14 | 10 | 4 | 10 (13 Jan) | 30 | 3 | 13 Jan | 29 Jan | ||||
| 3. | Shelduck | 3 | 3 | 0 | 3 | 3 (29 Jan) | 10 | 1 | 29 Jan | 29 Jan | ||||
| 4. | Wigeon | 226 | 226 | 0 | 226 | 120 (15 Jan) | 60 | 6 | 3 Jan | 29 Jan | ||||
| 5. | Teal | 14 | 14 | 0 | 14 | 11 (29 Jan) | 20 | 2 | 27 Jan | 29 Jan | ||||
| 6. | duck sp. | 1 | 1 | 0 | 1 | 1 (10 Jan) | 10 | 1 | 10 Jan | 10 Jan | ||||
| 7. | Tufted Duck | 3 | 3 | 0 | 3 | 1 ( 3 Jan) | 30 | 3 | 3 Jan | 29 Jan | ||||
| 8. | Eider | 8 | 8 | 7 | 1 | 3 (10 Jan) | 40 | 4 | 3 Jan | 29 Jan | ||||
| 9. | Velvet Scoter | 1 | 1 | 1 | 0 | 1 ( 6 Jan) | 10 | 1 | 6 Jan | 6 Jan | ||||
| 10. | Common Scoter | 40 | 40 | 15 | 25 | 11 (10 Jan) | 90 | 9 | 1 Jan | 29 Jan | ||||
| 11. | Goldeneye | 1 | 1 | 1 | 0 | 1 ( 8 Jan) | 10 | 1 | 8 Jan | 8 Jan | ||||
| 12. | Red-breasted Merganser | 5 | 5 | 1 | 4 | 2 ( 8 Jan) | 30 | 3 | 6 Jan | 29 Jan | ||||
| 13. | Stock Dove | 14 | 14 | 14 | 0 | 14 (23 Jan) | 10 | 1 | 23 Jan | 23 Jan | ||||
| 14. | Great Crested Grebe | 26 | 26 | 26 | 0 | 11 (29 Jan) | 60 | 6 | 1 Jan | 29 Jan | ||||
| 15. | Oystercatcher | 45 | 45 | 7 | 38 | 14 (27 Jan) | 90 | 9 | 3 Jan | 29 Jan | ||||
| 16. | Curlew | 1 | 1 | 0 | 1 | 1 (15 Jan) | 10 | 1 | 15 Jan | 15 Jan | ||||
| 17. | Redshank | 1 | 1 | 0 | 1 | 1 (29 Jan) | 10 | 1 | 29 Jan | 29 Jan | ||||
| 18. | Dunlin | 4 | 4 | 4 | 0 | 2 ( 8 Jan) | 20 | 2 | 8 Jan | 27 Jan | ||||
| 19. | Little Gull | 2 | 2 | 2 | 0 | 2 (10 Jan) | 10 | 1 | 10 Jan | 10 Jan | ||||
| 20. | Kittiwake | 113 | 113 | 64 | 49 | 43 ( 8 Jan) | 60 | 6 | 1 Jan | 29 Jan | ||||
| 21. | Black-headed Gull | 297 | 297 | 187 | 110 | 94 (13 Jan) | 100 | 10 | 1 Jan | 29 Jan | ||||
| 22. | Common Gull | 434 | 434 | 344 | 90 | 237 (23 Jan) | 100 | 10 | 1 Jan | 29 Jan | ||||
| 23. | Great Black-backed Gull | 140 | 140 | 68 | 72 | 39 (23 Jan) | 100 | 10 | 1 Jan | 29 Jan | ||||
| 24. | Lesser Black-backed Gull | 15 | 15 | 7 | 8 | 4 (29 Jan) | 80 | 8 | 1 Jan | 29 Jan | ||||
| 25. | Red-throated Diver | 27 | 27 | 11 | 16 | 10 (15 Jan) | 90 | 9 | 1 Jan | 29 Jan | ||||
| 26. | Black-throated Diver | 1 | 1 | 1 | 0 | 1 (23 Jan) | 10 | 1 | 23 Jan | 23 Jan | ||||
| 27. | Bulwer's Petrel | 1 | 1 | 0 | 1 | 1 ( 1 Jan) | 10 | 1 | 1 Jan | 1 Jan | ||||
| 28. | Gannet | 10 | 10 | 5 | 5 | 3 ( 8 Jan) | 60 | 6 | 1 Jan | 23 Jan | ||||
| 29. | Cormorant | 715 | 715 | 548 | 167 | 263 (10 Jan) | 100 | 10 | 1 Jan | 29 Jan | ||||
| 30. | Shag | 1 | 1 | 1 | 0 | 1 (29 Jan) | 10 | 1 | 29 Jan | 29 Jan | ||||
| Species | Jan | Totals | S | N | Maximum | Presence (%) | Presence (days) | First | Last | |||||
| 31. | Hen Harrier | 1 | 1 | 0 | 1 | 1 (29 Jan) | 10 | 1 | 29 Jan | 29 Jan | ||||
| Other species | ||||||||||||||
| Species | Jan | Totals | S | N | Maximum | Presence (%) | Presence (days) | First | Last | |||||
| 1. | Grey seal | 3 | 3 | 1 | 2 | 1 ( 6 Jan) | 30 | 3 | 6 Jan | 29 Jan | ||||
| 2. | Common Seal | 14 | 14 | 13 | 1 | 4 (13 Jan) | 50 | 5 | 6 Jan | 29 Jan | ||||
| Species | Jan | Totals | S | N | Maximum | Presence (%) | Presence (days) | First | Last | |||||
| Totals | 2346 | 2346 | 1395 | 951 | 100 | 10 | ||||||||
| Observation hours | 22:00 | 22:00 | ||||||||||||
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