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Remarkable
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Phenology
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Totals Egmond-binnen (zeetrek) 2025
Species
Jan
Feb
Mar
Apr
Totals
S
N
Maximum
Presence
(%)
Presence
(days)
First
Last
1.
Dark-bellied Brent Goose
1
0
1000
167
1168
4
1164
506 (
30 Mar
)
70
14
25 Jan
8 Apr
2.
Canada Goose
0
0
12
2
14
2
12
8 (
9 Mar
)
15
3
9 Mar
3 Apr
3.
Barnacle Goose
0
0
856
44
900
240
660
340 (
20 Mar
)
25
5
9 Mar
3 Apr
4.
Greylag Goose
0
0
132
8
140
82
58
55 (
9 Mar
)
65
13
1 Mar
8 Apr
5.
Domestic Goose
0
0
1
0
1
0
1
1 (
9 Mar
)
5
1
9 Mar
9 Mar
6.
Tundra Bean Goose
0
0
1
0
1
0
1
1 (
1 Mar
)
5
1
1 Mar
1 Mar
7.
Eurasian White-fronted Goose
0
0
1
0
1
1
0
1 (
11 Mar
)
5
1
11 Mar
11 Mar
8.
Mute Swan
0
0
2
0
2
2
0
2 (
20 Mar
)
5
1
20 Mar
20 Mar
9.
Egyptian Goose
0
0
7
13
20
15
5
11 (
8 Apr
)
25
5
9 Mar
8 Apr
10.
Shelduck
0
2
58
22
82
1
81
18 (
20 Mar
)
75
15
16 Feb
8 Apr
11.
Garganey
0
0
21
0
21
2
19
18 (
22 Mar
)
15
3
16 Mar
29 Mar
12.
Shoveler
0
0
377
389
766
52
714
190 (
22 Mar
)
70
14
7 Mar
8 Apr
13.
Gadwall
0
0
6
10
16
7
9
6 (
3 Apr
)
25
5
9 Mar
8 Apr
14.
Wigeon
0
4
1307
35
1346
48
1298
934 (
14 Mar
)
75
15
16 Feb
8 Apr
15.
Mallard
0
0
1
1
2
0
2
1 (
20 Mar
)
10
2
20 Mar
8 Apr
16.
Pintail
1
0
171
85
257
0
257
71 (
22 Mar
)
60
12
25 Jan
8 Apr
17.
Teal
0
7
969
613
1589
31
1558
506 (
8 Apr
)
85
17
16 Feb
8 Apr
18.
Tufted Duck
0
0
2
0
2
0
2
2 (
16 Mar
)
5
1
16 Mar
16 Mar
19.
Scaup
0
0
8
0
8
0
8
7 (
9 Mar
)
10
2
9 Mar
29 Mar
20.
Eider
0
0
294
53
347
143
204
86 (
11 Mar
)
85
17
1 Mar
8 Apr
21.
Velvet Scoter
0
0
12
0
12
0
12
8 (
16 Mar
)
20
4
7 Mar
30 Mar
22.
Common Scoter
0
1
15798
1630
17429
3943
13486
6590 (
16 Mar
)
95
19
16 Feb
8 Apr
23.
Long-tailed Duck
0
0
1
0
1
0
1
1 (
30 Mar
)
5
1
30 Mar
30 Mar
24.
Goldeneye
0
0
4
0
4
4
0
4 (
7 Mar
)
5
1
7 Mar
7 Mar
25.
Red-breasted Merganser
1
0
221
90
312
22
290
39 (
29 Mar
)
95
19
25 Jan
8 Apr
26.
Feral Pigeon
0
0
2
0
2
2
0
2 (
30 Mar
)
5
1
30 Mar
30 Mar
27.
Red-necked Grebe
2
0
0
0
2
1
1
2 (
25 Jan
)
5
1
25 Jan
25 Jan
28.
Great Crested Grebe
6
5
20
4
35
7
28
6 (
25 Jan
)
60
12
25 Jan
8 Apr
29.
Oystercatcher
0
1
80
92
173
41
132
26 (
22 Mar
)
75
15
16 Feb
8 Apr
30.
Avocet
0
0
136
0
136
3
133
71 (
20 Mar
)
10
2
20 Mar
22 Mar
Species
Jan
Feb
Mar
Apr
Totals
S
N
Maximum
Presence
(%)
Presence
(days)
First
Last
31.
Grey Plover
0
0
11
29
40
0
40
15 (
5 Apr
)
40
8
11 Mar
8 Apr
32.
Ringed Plover
0
0
3
0
3
0
3
3 (
22 Mar
)
5
1
22 Mar
22 Mar
33.
Little Ringed Plover
0
0
0
1
1
0
1
1 (
8 Apr
)
5
1
8 Apr
8 Apr
34.
Lapwing
0
0
0
1
1
1
0
1 (
3 Apr
)
5
1
3 Apr
3 Apr
35.
Whimbrel
0
0
6
95
101
0
101
85 (
5 Apr
)
30
6
22 Mar
8 Apr
36.
Curlew
0
0
6
3
9
2
7
3 (
11 Mar
)
30
6
7 Mar
8 Apr
37.
Bar-tailed Godwit
0
0
28
6
34
0
34
27 (
17 Mar
)
20
4
17 Mar
8 Apr
38.
Black-tailed Godwit
0
0
0
1
1
0
1
1 (
3 Apr
)
5
1
3 Apr
3 Apr
39.
Snipe
0
0
1
0
1
0
1
1 (
14 Mar
)
5
1
14 Mar
14 Mar
40.
Redshank
0
0
3
3
6
0
6
3 (
5 Apr
)
15
3
14 Mar
5 Apr
41.
Turnstone
0
0
1
3
4
0
4
3 (
3 Apr
)
10
2
9 Mar
3 Apr
42.
Knot
0
0
0
78
78
0
78
78 (
6 Apr
)
5
1
6 Apr
6 Apr
43.
Ruff
0
0
0
1
1
0
1
1 (
6 Apr
)
5
1
6 Apr
6 Apr
44.
wader sp.
0
0
17
2
19
0
19
12 (
9 Mar
)
15
3
9 Mar
5 Apr
45.
Sanderling
0
5
68
56
129
3
126
27 (
9 Mar
)
55
11
16 Feb
8 Apr
46.
Dunlin
0
5
2951
1507
4463
2
4461
1178 (
22 Mar
)
85
17
16 Feb
8 Apr
47.
Calidris sp.
0
0
20
178
198
0
198
92 (
8 Apr
)
25
5
16 Mar
8 Apr
48.
Black Tern
0
0
0
6
6
0
6
5 (
8 Apr
)
10
2
6 Apr
8 Apr
49.
Common Tern
0
0
0
128
128
37
91
119 (
8 Apr
)
15
3
5 Apr
8 Apr
50.
Sandwich Tern
0
0
30
609
639
14
625
337 (
8 Apr
)
40
8
20 Mar
8 Apr
51.
Little Gull
0
0
650
55
705
55
650
469 (
15 Mar
)
60
12
1 Mar
5 Apr
52.
Black-headed Gull
3
3
1187
289
1482
274
1208
579 (
22 Mar
)
100
20
25 Jan
8 Apr
53.
Mediterranean Gull
0
0
1
2
3
1
2
2 (
6 Apr
)
10
2
20 Mar
6 Apr
54.
Common Gull
62
8
1630
362
2062
97
1965
603 (
20 Mar
)
100
20
25 Jan
8 Apr
55.
Caspian Gull
0
0
5
0
5
0
5
3 (
20 Mar
)
15
3
18 Mar
30 Mar
56.
Great Black-backed Gull
0
1
11
0
12
4
8
8 (
20 Mar
)
20
4
16 Feb
20 Mar
57.
Lesser Black-backed Gull
0
9
0
0
9
1
8
9 (
16 Feb
)
5
1
16 Feb
16 Feb
58.
Red-throated Diver
6
2
62
7
77
16
61
21 (
20 Mar
)
95
19
25 Jan
8 Apr
59.
Black-throated Diver
0
0
4
1
5
0
5
1 (
1 Mar
)
25
5
1 Mar
8 Apr
60.
diver sp.
0
1
117
13
131
11
120
28 (
14 Mar
)
90
18
16 Feb
8 Apr
Species
Jan
Feb
Mar
Apr
Totals
S
N
Maximum
Presence
(%)
Presence
(days)
First
Last
61.
Gannet
1
2
152
3
158
19
139
65 (
14 Mar
)
70
14
25 Jan
6 Apr
62.
Cormorant
0
0
1
0
1
1
0
1 (
14 Mar
)
5
1
14 Mar
14 Mar
63.
Spoonbill
0
0
1
3
4
0
4
3 (
6 Apr
)
10
2
7 Mar
6 Apr
64.
Grey Heron
0
0
0
4
4
0
4
3 (
3 Apr
)
10
2
3 Apr
6 Apr
65.
harrier sp.
0
0
0
1
1
0
1
1 (
5 Apr
)
5
1
5 Apr
5 Apr
66.
Kestrel
0
0
1
1
2
1
1
1 (
22 Mar
)
10
2
22 Mar
6 Apr
67.
alba wagtail sp.
0
0
3
0
3
0
3
2 (
17 Mar
)
10
2
15 Mar
17 Mar
68.
Snow Bunting
0
0
1
0
1
0
1
1 (
9 Mar
)
5
1
9 Mar
9 Mar
Other species
Species
Jan
Feb
Mar
Apr
Totals
S
N
Maximum
Presence
(%)
Presence
(days)
First
Last
1.
Harbour Porpoise
2
2
4
0
8
2
6
3 (
7 Mar
)
20
4
25 Jan
11 Mar
2.
Grey seal
0
0
1
0
1
0
1
1 (
7 Mar
)
5
1
7 Mar
7 Mar
3.
Common Seal
0
0
4
0
4
0
4
1 (
1 Mar
)
20
4
1 Mar
20 Mar
Species
Jan
Feb
Mar
Apr
Totals
S
N
Maximum
Presence
(%)
Presence
(days)
First
Last
Totals
85
58
28480
6706
35329
5194
30135
100
20
Observation hours
1:00
1:00
26:45
7:30
36:15
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