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Totals Waarden van Gravenbol - Wijk bij Duurstede 2019
Species
Aug
Sep
Oct
Nov
Totals
S
N
Maximum
Presence
(%)
Presence
(days)
First
Last
1.
Canada Goose
0
0
27
0
27
27
0
13 (
5 Oct
)
19
3
5 Oct
30 Oct
2.
Barnacle Goose
0
145
433
49
627
622
5
305 (
26 Oct
)
38
6
7 Sep
6 Nov
3.
Greylag Goose
0
235
638
428
1301
1299
2
414 (
6 Nov
)
81
13
4 Sep
9 Nov
4.
goose sp.
0
0
0
35
35
35
0
35 (
6 Nov
)
6
1
6 Nov
6 Nov
5.
Pink-footed Goose
0
0
3
0
3
3
0
3 (
30 Oct
)
6
1
30 Oct
30 Oct
6.
Tundra Bean Goose
0
0
39
0
39
39
0
28 (
30 Oct
)
19
3
5 Oct
30 Oct
7.
Eurasian White-fronted Goose
0
0
824
209
1033
1018
15
329 (
5 Oct
)
44
7
5 Oct
9 Nov
8.
Black Swan
0
0
1
0
1
0
1
1 (
5 Oct
)
6
1
5 Oct
5 Oct
9.
Mute Swan
0
0
0
6
6
6
0
6 (
6 Nov
)
6
1
6 Nov
6 Nov
10.
Egyptian Goose
0
0
14
0
14
14
0
9 (
5 Oct
)
19
3
5 Oct
30 Oct
11.
Shelduck
1
1
0
0
2
2
0
1 (
31 Aug
)
13
2
31 Aug
21 Sep
12.
Shoveler
0
10
0
0
10
10
0
10 (
7 Sep
)
6
1
7 Sep
7 Sep
13.
Gadwall
2
0
2
0
4
4
0
2 (
31 Aug
)
13
2
31 Aug
9 Oct
14.
Wigeon
0
0
5
0
5
5
0
5 (
23 Oct
)
6
1
23 Oct
23 Oct
15.
Mallard
5
0
36
0
41
41
0
22 (
26 Oct
)
31
5
31 Aug
30 Oct
16.
Goosander
0
0
28
0
28
28
0
22 (
30 Oct
)
13
2
23 Oct
30 Oct
17.
Stock Dove
4
24
32
3
63
63
0
17 (
9 Oct
)
88
14
31 Aug
9 Nov
18.
Woodpigeon
0
33
908
87
1028
1028
0
523 (
23 Oct
)
56
9
4 Sep
9 Nov
19.
Collared Dove
0
8
0
0
8
8
0
8 (
7 Sep
)
6
1
7 Sep
7 Sep
20.
Lapwing
0
167
183
62
412
412
0
166 (
5 Oct
)
69
11
4 Sep
9 Nov
21.
Curlew
0
0
20
2
22
22
0
20 (
5 Oct
)
13
2
5 Oct
9 Nov
22.
Dunlin
0
1
1
0
2
2
0
1 (
24 Sep
)
13
2
24 Sep
30 Oct
23.
Snipe
0
3
2
0
5
4
1
3 (
24 Sep
)
19
3
24 Sep
30 Oct
24.
Green Sandpiper
0
1
0
0
1
1
0
1 (
14 Sep
)
6
1
14 Sep
14 Sep
25.
Redshank
0
2
0
0
2
2
0
2 (
7 Sep
)
6
1
7 Sep
7 Sep
26.
Greenshank
0
1
0
0
1
1
0
1 (
25 Sep
)
6
1
25 Sep
25 Sep
27.
Black-headed Gull
2
0
23
0
25
25
0
23 (
5 Oct
)
13
2
31 Aug
5 Oct
28.
Common Gull
0
0
1
0
1
1
0
1 (
5 Oct
)
6
1
5 Oct
5 Oct
29.
Herring Gull
2
0
0
1
3
3
0
2 (
31 Aug
)
13
2
31 Aug
6 Nov
30.
Lesser Black-backed Gull
1
0
4
3
8
8
0
3 (
6 Nov
)
31
5
31 Aug
6 Nov
Species
Aug
Sep
Oct
Nov
Totals
S
N
Maximum
Presence
(%)
Presence
(days)
First
Last
31.
Laridae sp.
2
0
0
0
2
2
0
2 (
31 Aug
)
6
1
31 Aug
31 Aug
32.
Cormorant
5
5
67
40
117
117
0
40 (
6 Nov
)
38
6
31 Aug
6 Nov
33.
Spoonbill
1
7
2
0
10
9
1
5 (
24 Sep
)
31
5
31 Aug
5 Oct
34.
Grey Heron
0
9
9
0
18
18
0
6 (
7 Sep
)
31
5
7 Sep
30 Oct
35.
Great White Egret
0
1
14
0
15
13
2
13 (
5 Oct
)
19
3
21 Sep
26 Oct
36.
Sparrowhawk
0
4
0
0
4
4
0
3 (
24 Sep
)
13
2
7 Sep
24 Sep
37.
Goshawk
0
0
3
0
3
3
0
2 (
30 Oct
)
13
2
23 Oct
30 Oct
38.
Marsh Harrier
1
0
2
0
3
3
0
1 (
31 Aug
)
19
3
31 Aug
30 Oct
39.
Hen Harrier
0
0
1
0
1
1
0
1 (
30 Oct
)
6
1
30 Oct
30 Oct
40.
Montagu's/Pallid Harrier
0
1
0
0
1
1
0
1 (
24 Sep
)
6
1
24 Sep
24 Sep
41.
Red Kite
0
0
1
0
1
1
0
1 (
30 Oct
)
6
1
30 Oct
30 Oct
42.
Common Buzzard
0
1
115
1
117
117
0
110 (
30 Oct
)
25
4
7 Sep
9 Nov
43.
Great Spotted Woodpecker
0
1
0
0
1
1
0
1 (
24 Sep
)
6
1
24 Sep
24 Sep
44.
Kestrel
1
3
0
0
4
4
0
1 (
31 Aug
)
25
4
31 Aug
25 Sep
45.
Merlin
0
1
0
0
1
1
0
1 (
24 Sep
)
6
1
24 Sep
24 Sep
46.
Peregrine
1
2
0
0
3
3
0
1 (
31 Aug
)
19
3
31 Aug
25 Sep
47.
Jay
0
319
23
0
342
329
13
297 (
21 Sep
)
31
5
21 Sep
9 Oct
48.
Jackdaw
0
11
110
0
121
121
0
110 (
30 Oct
)
19
3
24 Sep
30 Oct
49.
Carrion Crow
1
1
2
0
4
4
0
2 (
23 Oct
)
19
3
31 Aug
23 Oct
50.
Coal Tit
0
0
1
0
1
1
0
1 (
30 Oct
)
6
1
30 Oct
30 Oct
51.
Blue Tit
0
0
6
0
6
6
0
4 (
23 Oct
)
13
2
23 Oct
30 Oct
52.
Great Tit
0
0
4
0
4
4
0
4 (
9 Oct
)
6
1
9 Oct
9 Oct
53.
Wood Lark
0
0
1
0
1
1
0
1 (
9 Oct
)
6
1
9 Oct
9 Oct
54.
Skylark
0
1
142
43
186
184
2
43 (
9 Oct
)
50
8
14 Sep
9 Nov
55.
Sand Martin
0
10
0
0
10
10
0
8 (
27 Sep
)
13
2
4 Sep
27 Sep
56.
Swallow
56
1932
202
0
2190
2185
5
584 (
14 Sep
)
69
11
31 Aug
9 Oct
57.
House Martin
0
4
0
0
4
4
0
2 (
14 Sep
)
19
3
4 Sep
24 Sep
58.
Chiffchaff
0
0
3
0
3
3
0
3 (
30 Oct
)
6
1
30 Oct
30 Oct
59.
Starling
0
23
366
161
550
550
0
204 (
30 Oct
)
56
9
4 Sep
9 Nov
60.
Song Thrush
0
3
31
4
38
38
0
13 (
9 Oct
)
50
8
24 Sep
9 Nov
Species
Aug
Sep
Oct
Nov
Totals
S
N
Maximum
Presence
(%)
Presence
(days)
First
Last
61.
Mistle Thrush
0
4
7
0
11
11
0
5 (
9 Oct
)
19
3
4 Sep
30 Oct
62.
Redwing
0
0
2986
66
3052
3044
8
2865 (
30 Oct
)
44
7
5 Oct
9 Nov
63.
Blackbird
0
0
6
3
9
9
0
3 (
9 Nov
)
31
5
9 Oct
9 Nov
64.
Fieldfare
0
0
210
195
405
405
0
170 (
6 Nov
)
25
4
26 Oct
9 Nov
65.
Tree Sparrow
0
0
2
0
2
2
0
2 (
30 Oct
)
6
1
30 Oct
30 Oct
66.
Dunnock
0
4
4
0
8
8
0
2 (
24 Sep
)
31
5
7 Sep
9 Oct
67.
Blue-headed Wagtail
48
52
0
0
100
100
0
48 (
31 Aug
)
50
8
31 Aug
25 Sep
68.
Grey Wagtail
0
0
1
0
1
1
0
1 (
26 Oct
)
6
1
26 Oct
26 Oct
69.
White Wagtail
0
32
71
0
103
103
0
30 (
5 Oct
)
69
11
4 Sep
23 Oct
70.
Meadow Pipit
6
956
144
8
1114
1113
1
634 (
24 Sep
)
88
14
31 Aug
9 Nov
71.
Tree Pipit
9
1
0
0
10
10
0
9 (
31 Aug
)
13
2
31 Aug
7 Sep
72.
Water Pipit
1
0
0
2
3
3
0
2 (
9 Nov
)
13
2
31 Aug
9 Nov
73.
Chaffinch
39
59
622
123
843
843
0
500 (
9 Oct
)
75
12
31 Aug
9 Nov
74.
Brambling
0
0
31
16
47
47
0
17 (
23 Oct
)
25
4
5 Oct
6 Nov
75.
Hawfinch
0
1
0
0
1
1
0
1 (
7 Sep
)
6
1
7 Sep
7 Sep
76.
Greenfinch
2
2
2
0
6
6
0
2 (
31 Aug
)
25
4
31 Aug
30 Oct
77.
Linnet
0
51
34
12
97
97
0
43 (
7 Sep
)
50
8
4 Sep
9 Nov
78.
Goldfinch
10
5
26
0
41
41
0
23 (
26 Oct
)
44
7
31 Aug
30 Oct
79.
Siskin
0
10
92
1
103
103
0
62 (
9 Oct
)
44
7
24 Sep
9 Nov
80.
Reed Bunting
0
20
38
6
64
64
0
20 (
5 Oct
)
94
15
4 Sep
9 Nov
Other species
Species
Aug
Sep
Oct
Nov
Totals
S
N
Maximum
Presence
(%)
Presence
(days)
First
Last
1.
Red Admiral
1
0
1
0
2
2
0
1 (
31 Aug
)
13
2
31 Aug
30 Oct
Species
Aug
Sep
Oct
Nov
Totals
S
N
Maximum
Presence
(%)
Presence
(days)
First
Last
Totals
201
4167
8606
1566
14540
14484
56
100
16
Observation hours
3:44
23:41
15:57
4:42
48:04
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