| Webs Count for Holland Haven 2001/2 | |||||||||
| Oct-01 | Nov-01 | Dec-01 | Jan-02 | Feb-02 | Mar-02 | Apr-02 | |||
| CORMORANT | 3 | 3 | 1 | ||||||
| GREY HERON | 1 | 2 | 2 | ||||||
| MUTE SWAN | 6 | 3 | 4 | ||||||
| PINK-FOOTED GOOSE | 1 | ||||||||
| EUROPEAN WHITE-FRONT | 1 | 1 | |||||||
| GREYLAG GOOSE | 77 | 61 | 53 | 47 | 45 | 16 | 10 | ||
| BARNACLE GOOSE | 1 | ||||||||
| DARK-BELLIED BRENT | 75 | 1 | 3 | 7 | 7 | ||||
| SHELDUCK | 12 | 3 | 2 | 10 | |||||
| WIGEON | 130 | 290 | 825 | 680 | 750 | 540 | 1 | ||
| GADWALL | 8 | 12 | 2 | ||||||
| TEAL | 90 | 45 | 70 | 170 | 185 | 85 | 10 | ||
| MALLARD | 70 | 35 | 61 | 105 | 60 | 20 | 6 | ||
| PINTAIL | 3 | ||||||||
| SHOVELER | 8 | 8 | 4 | 23 | 4 | 2 | |||
| POCHARD | 2 | ||||||||
| MOORHEN | 12 | 19 | 31 | 18 | 25 | 34 | 6 | ||
| COOT | 2 | 1 | 1 | 5 | 11 | 4 | |||
| OYSTERCATCHER | 2 | 1 | |||||||
| RINGED PLOVER | 1 | 2 | 2 | ||||||
| GOLDEN PLOVER | 124 | 1 | 50 | 20 | 535 | 750 | |||
| LAPWING | 430 | 400 | 800 | 650 | 500 | 95 | 50 | ||
| SANDERLING | 6 | 11 | 9 | 22 | |||||
| LITTLE STINT | 1 | ||||||||
| DUNLIN | 70 | 2 | 3 | 5 | |||||
| RUFF | 5 | 41 | 18 | 10 | |||||
| SNIPE | 20 | 4 | 6 | 6 | |||||
| WOODCOCK | 1 | ||||||||
| BLACK-TAILED GODWIT | 28 | 4 | 9 | 5 | |||||
| BAR-TAILED GODWIT | 1 | ||||||||
| CURLEW | 1 | 33 | 15 | 18 | |||||
| REDSHANK | 1 | 6 | |||||||
| TURNSTONE | 1 | 3 | 5 | ||||||
| BLACK-HEADED GULL | 50 | 150 | 350 | 250 | 700 | 350 | 50 | ||
| COMMON GULL | 3 | 2 | 5 | 7 | |||||
| LESSER BLACK-BACKED GULL | 8 | 1 | 5 | 5 | 6 | ||||
| HERRING GULL | 1 | 5 | 10 | 25 | 10 | 10 | 25 | ||
| GREAT BLACK-BACKED GULL | 1 | 2 | 2 | 1 | 1 | ||||
| SANDWICH TERN | 1 | ||||||||
