| 3-Jan-99 | 14-Feb-99 | 21-Mar-99 | 18-Apr-99 | 15-May-99 | 13-Jun-99 | 18-Jul-99 | 15-Aug-99 | 12-Sep-99 | 10-Oct-99 | 14-Nov-99 | 19-Dec-99 | |
| Red-throated Diver | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Little Grebe | 6 | 4 | 0 | 0 | 0 | 0 | 1 | 0 | 16 | 16 | 3 | 6 |
| Great Crested Grebe | 1 | 2 | 1 | 8 | 4 | 10 | 2 | 0 | 0 | 0 | 3 | 5 |
| Cormorant | 21 | 5 | 17 | 3 | 14 | 30 | 0 | 27 | 31 | 72 | 2 | 43 |
| Grey Heron | 8 | 1 | 1 | 2 | 19 | 23 | 26 | 83 | 27 | 28 | 27 | 6 |
| Mute Swan | 0 | 190 | 106 | 161 | 235 | 241 | 302 | 241 | 343 | 127 | 134 | 141 |
| Whooper Swan | 0 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 14 | 3 | 22 |
| Pink-footed Goose * | 12,544 | 19,255 | 2209 | 3230 | 144 | 8 | 6 | 1 | 11 | 18,480 | 16,881 | 7,395 |
| Greylag Goose | 1 | 15 | 1 | 0 | 0 | 1 | 2 | 3 | 1 | 110 | 1 | 73 |
| Canada Goose | 0 | 0 | 0 | 0 | 0 | 7 | 6 | 6 | 24 | 0 | 0 | 0 |
| Barnacle Goose | 1 | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Dark-bellied Brent Goose | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Light-bellied Brent Goose | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6 | 0 | 0 | 0 |
| Shelduck | 947 | 523 | 409 | 114 | 159 | 145 | 172 | 59 | 267 | 562 | 1014 | 1071 |
| Wigeon | 2080 | 1208 | 769 | 307 | 9 | 21 | 0 | 23 | 1350 | 3320 | 1190 | 4325 |
| Teal | 123 | 225 | 38 | 26 | 1 | 0 | 1 | 16 | 55 | 39 | 207 | 378 |
| Mallard | 847 | 547 | 205 | 35 | 65 | 271 | 100 | 104 | 422 | 154 | 591 | 542 |
| Pintail | 106 | 124 | 33 | 12 | 0 | 0 | 0 | 0 | 24 | 37 | 48 | 62 |
| Shoveler | 25 | 0 | 0 | 0 | 5 | 3 | 0 | 0 | 30 | 30 | 66 | 35 |
| Tufted Duck | 0 | 2 | 0 | 2 | 5 | 0 | 0 | 0 | 2 | 0 | 39 | 58 |
| Scaup | 0 | 2 | 0 | 0 | 0 | 0 | 4 | 0 | 3 | 2 | 10 | 3 |
| Eider | 2180 | 719 | 1876 | 1249 | 3365 | 1923 | 1443 | 1132 | 759+ | 1868 | 2214 | 698 |
| Goldeneye | 38 | 100 | 33 | 58 | 0 | 8 | 0 | 0 | 0 | 0 | 21 | 9 |
| Red-breasted Merganser | 26 | 8 | 25 | 19 | 113 | 100 | 78 | 99 | 22 | 3 | 37 | 7 |
| Goosander | 0 | 5 | 0 | 1 | 55 | 0 | 0 | 67 | 25 | 5 | 2 | 0 |
| Moorhen | 7 | 4 | 3 | 2 | 4 | 4 | 4 | 1 | 1 | 1 | 0 | 0 |
| Oystercatcher | 2501 | 1879 | 901 | 530 | 423 | 505 | 900 | 1126 | 1988 | 2381 | 3172 | 1285 |
| Ringed Plover | 0 | 0 | 0 | 4 | 85 | 8 | 0 | 0 | 1 | 0 | 0 | 2 |
| Golden Plover | 200 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 2 | 800 | 0 | 2 |
| Grey Plover | 10 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 2 | 2 | 2 | 2 |
| Lapwing | 793 | 103 | 8 | 11 | 19 | 21 | 299 | 330 | 1218 | 386 | 155 | 151 |
| Knot | 2050 | 1300 | 29 | 0 | 1 | 0 | 7 | 7 | 190 | 950 | 354 | 1824 |
| Little Stint | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 |
| Curlew Sandpiper | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 27 | 0 | 0 | 0 |
| Dunlin | 2000 | 1005 | 41 | 9 | 0 | 8 | 142 | 161 | 25 | 472 | 1308 | 276 |
| Snipe | 2 | 4 | 2 | 1 | 0 | 0 | 11 | 3 | 20 | 3 | 2 | 1 |
| Black-tailed Godwit | 8 | 18 | 13 | 0 | 0 | 3 | 35 | 4 | 28 | 26 | 9 | 0 |
| Bar-tailed Godwit | 263 | 255 | 9 | 12 | 3 | 17 | 0 | 12 | 4 | 42 | 129 | 53 |
| Whimbrel | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Curlew | 444 | 392 | 686 | 310 | 107 | 200 | 676 | 1213 | 900 | 321 | 473 | 540 |
| Redshank | 1590 | 1445 | 2093 | 2097 | 50 | 53 | 2214 | 1918 | 2577 | 1404 | 1800 | 774 |
| Greenshank | 0 | 1 | 0 | 0 | 0 | 0 | 12 | 16 | 8 | 0 | 0 | 0 |
| Green Sandpiper | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Common Sandpiper | 0 | 0 | 0 | 0 | 5 | 0 | 41 | 7 | 0 | 0 | 0 | 0 |
| Turnstone | 116 | 64 | 143 | 80 | 4 | 0 | 0 | 0 | 28 | 53 | 102 | 87 |
| Black-headed Gull | 70 | 88 | 17 | 20 | 528 | 0 | 469 | 407 | 292 | 925 | 514 | n/c |
| Common Gull | n/c | 5 | 33 | 9 | n/c | n/c | 39 | 500 | 150 | 4 | 60 | n/c |
| Lesser Black-backed Gull | n/c | n/c | n/c | n/c | n/c | 1 | 1 | n/c | n/c | 0 | 0 | n/c |
| Herring Gull | n/c | 5 | n/c | 185 | n/c | 41 | 260 | n/c | 165 | 362 | 26 | n/c |
| Great Black-backed Gull | 13 | 5 | 3 | 6 | n/c | 8 | n/c | n/c | 35 | 1 | 6 | n/c |
| Sandwich Tern | n/c | n/c | n/c | n/c | n/c | 5 | n/c | 4 | 5 | 0 | 0 | 0 |
| Common Tern | n/c | n/c | n/c | n/c | 2 | 2 | 102 | 20 | n/c | n/c | 0 | 0 |
| Arctic Tern | n/c | n/c | n/c | n/c | n/c | n/c | n/c | 2 | n/c | n/c | 0 | 0 |