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Totals Terschelling, Paal 18 1981
Species
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Totals
W
E
Maximum
Presence
(%)
Presence
(days)
First
Last
1.
Dark-bellied Brent Goose
0
0
0
23
234
0
32
289
256
33
219 (
23 Oct
)
10
4
26 Sep
30 Dec
2.
Anser sp.
0
0
0
0
314
0
44
358
313
45
299 (
23 Oct
)
8
3
22 Oct
30 Dec
3.
Shelduck
0
13
5
6
1
0
0
25
7
18
13 (
8 Jul
)
10
4
8 Jul
23 Oct
4.
Shoveler
0
0
0
0
4
0
0
4
4
0
4 (
27 Oct
)
3
1
27 Oct
27 Oct
5.
Wigeon
0
0
0
30
135
0
0
165
147
18
108 (
23 Oct
)
18
7
15 Sep
28 Oct
6.
Mallard
0
1
1
0
6
0
0
8
7
1
6 (
22 Oct
)
8
3
31 Jul
22 Oct
7.
Pintail
0
0
0
0
45
0
0
45
41
4
41 (
23 Oct
)
5
2
23 Oct
27 Oct
8.
Teal
3
0
10
17
48
0
0
78
67
11
22 (
23 Oct
)
33
13
8 Jun
29 Oct
9.
Pochard
0
0
0
0
3
0
0
3
3
0
2 (
27 Oct
)
5
2
23 Oct
27 Oct
10.
Tufted Duck
0
0
3
0
2
0
0
5
5
0
3 (
9 Aug
)
8
3
9 Aug
27 Oct
11.
Scaup
0
0
0
45
344
0
0
389
373
16
216 (
1 Oct
)
21
8
30 Sep
29 Oct
12.
Eider
0
0
2
137
501
0
31
671
611
60
227 (
23 Oct
)
54
21
3 Aug
30 Dec
13.
Velvet Scoter
0
14
0
14
205
0
1
234
201
33
95 (
23 Oct
)
33
13
8 Jul
30 Dec
14.
Common Scoter
18
466
3730
3538
5361
0
1001
14114
10809
3305
2112 (
10 Aug
)
95
37
8 Jun
30 Dec
15.
Long-tailed Duck
0
0
0
0
2
0
0
2
2
0
2 (
28 Oct
)
3
1
28 Oct
28 Oct
16.
Goldeneye
0
0
0
0
5
0
1
6
5
1
5 (
22 Oct
)
5
2
22 Oct
30 Dec
17.
Red-breasted Merganser
0
0
1
7
162
0
8
178
173
5
133 (
23 Oct
)
31
12
2 Aug
30 Dec
18.
Red-necked Grebe
0
0
0
1
13
0
1
15
15
0
4 (
24 Oct
)
21
8
26 Sep
30 Dec
19.
Great Crested Grebe
0
1
0
22
100
0
7
130
120
10
24 (
24 Oct
)
44
17
31 Jul
30 Dec
20.
Slavonian Grebe
0
0
0
2
1
0
0
3
3
0
1 (
24 Sep
)
8
3
24 Sep
2 Oct
21.
Black-necked / Slavonian Grebe
0
0
0
0
9
0
0
9
9
0
8 (
23 Oct
)
5
2
23 Oct
24 Oct
22.
grebe sp.
0
0
0
4
2
0
0
6
5
1
2 (
29 Oct
)
13
5
23 Sep
29 Oct
23.
Oystercatcher
1
0
52
0
1
0
0
54
40
14
32 (
10 Aug
)
18
7
8 Jun
29 Oct
24.
Lapwing
0
0
0
0
4
0
0
4
4
0
3 (
28 Oct
)
5
2
24 Oct
28 Oct
25.
Grey Plover
0
0
0
0
1
0
0
1
1
0
1 (
29 Oct
)
3
1
29 Oct
29 Oct
26.
Ringed Plover
0
0
4
0
0
0
0
4
3
1
3 (
9 Aug
)
5
2
7 Aug
9 Aug
27.
Whimbrel
0
0
4
0
0
0
0
4
4
0
3 (
9 Aug
)
5
2
2 Aug
9 Aug
28.
Curlew
1
0
13
0
0
0
0
14
13
1
13 (
9 Aug
)
5
2
8 Jun
9 Aug
29.
Bar-tailed Godwit
0
3
41
0
0
0
0
44
25
19
17 (
10 Aug
)
15
6
31 Jul
10 Aug
30.
Turnstone
0
0
5
0
0
0
0
5
5
0
5 (
2 Aug
)
3
1
2 Aug
2 Aug
Species
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Totals
W
E
Maximum
Presence
(%)
Presence
(days)
First
Last
31.
Knot
0
3
21
0
0
0
1
25
18
7
15 (
10 Aug
)
10
4
31 Jul
30 Dec
32.
Sanderling
0
0
54
0
12
0
0
66
54
12
41 (
10 Aug
)
13
5
6 Aug
24 Oct
33.
Dunlin
0
0
0
0
4
0
0
4
4
0
3 (
24 Oct
)
5
2
24 Oct
29 Oct
34.
Purple Sandpiper
0
0
0
0
2
0
0
2
0
2
2 (
25 Oct
)
3
1
25 Oct
25 Oct
35.
Common Sandpiper
0
0
3
0
0
0
0
3
3
0
3 (
7 Aug
)
3
1
7 Aug
7 Aug
36.
Redshank
0
0
0
0
1
0
0
1
0
1
1 (
27 Oct
)
3
1
27 Oct
27 Oct
37.
Greenshank
0
0
1
0
0
0
0
1
0
1
1 (
7 Aug
)
3
1
7 Aug
7 Aug
38.
Kittiwake
0
0
0
0
256
0
0
256
255
1
171 (
22 Oct
)
18
7
22 Oct
29 Oct
39.
Black-headed Gull
75
15
135
350
264
0
0
839
750
89
262 (
1 Oct
)
36
14
8 Jun
7 Oct
40.
Little Gull
0
2
0
2
187
0
0
191
186
5
99 (
28 Oct
)
26
10
8 Jul
29 Oct
41.
Common Gull
2
0
59
0
8
0
0
69
48
21
27 (
10 Aug
)
26
10
8 Jun
7 Oct
42.
Great Black-backed Gull
2
0
128
0
600
0
0
730
648
82
411 (
29 Oct
)
46
18
8 Jun
29 Oct
43.
Lesser Black-backed Gull
107
0
1149
0
12
0
0
1268
499
769
464 (
10 Aug
)
38
15
8 Jun
29 Oct
44.
Sandwich Tern
274
125
1525
1086
76
0
0
3086
2544
542
687 (
3 Aug
)
54
21
8 Jun
24 Oct
45.
Little Tern
0
6
43
2
0
0
0
51
48
3
13 (
6 Aug
)
23
9
13 Jul
15 Sep
46.
Common Tern
12
0
13
1
5
0
0
31
18
13
12 (
8 Jun
)
23
9
8 Jun
27 Oct
47.
Arctic Tern
1
0
5
0
0
0
0
6
6
0
4 (
10 Aug
)
8
3
8 Jun
10 Aug
48.
Common/Arctic Tern
0
49
1162
317
30
0
0
1558
1308
250
323 (
8 Aug
)
38
15
31 Jul
7 Oct
49.
Black Tern
0
1
16
1
1
0
0
19
19
0
7 (
3 Aug
)
21
8
30 Jul
28 Oct
50.
Great Skua
0
0
1
0
0
0
0
1
0
1
1 (
10 Aug
)
3
1
10 Aug
10 Aug
51.
Pomarine Skua
0
0
0
2
1
0
0
3
2
1
1 (
26 Sep
)
8
3
26 Sep
28 Oct
52.
Arctic Skua
0
0
1
43
9
0
0
53
40
13
8 (
5 Sep
)
38
15
10 Aug
28 Oct
53.
Guillemot
0
0
0
1
0
0
1
2
2
0
1 (
23 Sep
)
5
2
23 Sep
30 Dec
54.
Razorbill/Guillemot
0
0
0
0
43
0
0
43
36
7
13 (
28 Oct
)
13
5
22 Oct
29 Oct
55.
Red-throated Diver
0
0
0
0
4
0
1
5
5
0
1 (
23 Oct
)
13
5
23 Oct
30 Dec
56.
Black-throated Diver
0
0
0
0
0
0
1
1
1
0
1 (
30 Dec
)
3
1
30 Dec
30 Dec
57.
diver sp.
0
0
0
24
249
0
98
371
365
6
98 (
30 Dec
)
51
20
23 Sep
30 Dec
58.
Manx Shearwater
0
0
0
0
0
0
1
1
1
0
1 (
30 Dec
)
3
1
30 Dec
30 Dec
59.
Gannet
3
10
15
28
231
0
0
287
240
47
92 (
7 Oct
)
77
30
8 Jun
29 Oct
60.
Cormorant
0
0
3
0
0
0
0
3
3
0
2 (
11 Aug
)
5
2
9 Aug
11 Aug
Species
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Totals
W
E
Maximum
Presence
(%)
Presence
(days)
First
Last
61.
Grey Heron
0
0
2
0
0
0
0
2
2
0
1 (
2 Aug
)
5
2
2 Aug
9 Aug
Species
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Totals
W
E
Maximum
Presence
(%)
Presence
(days)
First
Last
Totals
499
709
8207
5703
9498
0
1229
25845
20376
5469
100
39
Observation hours
2:00
5:00
24:00
18:00
27:00
0:00
2:00
78:00
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