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Totals Fort Maarsseveen (Maarssen) 2019
Species
Apr
May
Jun
Jul
Aug
Sep
Oct
Totals
S
N
Maximum
Presence
(%)
Presence
(days)
First
Last
1.
Canada Goose
0
0
0
0
47
0
0
47
24
23
47 (
24 Aug
)
13
1
24 Aug
24 Aug
2.
Greylag Goose
5
0
0
0
40
35
95
175
170
5
49 (
20 Oct
)
63
5
21 Apr
20 Oct
3.
Eurasian White-fronted Goose
0
0
0
0
0
0
259
259
259
0
188 (
20 Oct
)
25
2
5 Oct
20 Oct
4.
Egyptian Goose
0
0
0
0
0
2
0
2
2
0
2 (
22 Sep
)
13
1
22 Sep
22 Sep
5.
Shoveler
0
0
0
0
3
0
0
3
0
3
3 (
31 Aug
)
13
1
31 Aug
31 Aug
6.
Gadwall
0
0
0
0
24
0
0
24
24
0
22 (
23 Aug
)
25
2
23 Aug
31 Aug
7.
Wigeon
0
0
0
0
0
45
17
62
62
0
45 (
22 Sep
)
38
3
22 Sep
20 Oct
8.
Tufted Duck
0
0
0
0
1
0
0
1
1
0
1 (
24 Aug
)
13
1
24 Aug
24 Aug
9.
Stock Dove
2
0
0
0
0
3
0
5
3
2
2 (
21 Apr
)
38
3
21 Apr
22 Sep
10.
Woodpigeon
1
0
0
0
0
58
290
349
348
1
270 (
20 Oct
)
63
5
21 Apr
20 Oct
11.
Collared Dove
0
0
0
0
3
0
27
30
30
0
14 (
5 Oct
)
38
3
31 Aug
20 Oct
12.
Lapwing
0
0
0
0
213
227
641
1081
928
153
335 (
5 Oct
)
88
7
23 Aug
20 Oct
13.
Whimbrel
1
0
0
0
0
0
0
1
0
1
1 (
21 Apr
)
13
1
21 Apr
21 Apr
14.
Curlew
0
0
0
0
0
1
0
1
0
1
1 (
15 Sep
)
13
1
15 Sep
15 Sep
15.
Snipe
0
0
0
0
12
35
11
58
56
2
35 (
15 Sep
)
63
5
24 Aug
20 Oct
16.
Green Sandpiper
3
0
0
0
3
2
0
8
4
4
3 (
21 Apr
)
50
4
21 Apr
15 Sep
17.
Black-headed Gull
0
0
0
0
0
213
154
367
367
0
213 (
22 Sep
)
38
3
22 Sep
20 Oct
18.
Common Gull
0
0
0
0
0
0
6
6
6
0
6 (
20 Oct
)
13
1
20 Oct
20 Oct
19.
Herring Gull
0
0
0
0
0
0
11
11
11
0
11 (
20 Oct
)
13
1
20 Oct
20 Oct
20.
Lesser Black-backed Gull
0
0
0
0
7
34
13
54
54
0
28 (
22 Sep
)
75
6
23 Aug
20 Oct
21.
Cormorant
0
0
0
0
38
48
404
490
485
5
258 (
20 Oct
)
88
7
23 Aug
20 Oct
22.
Great White Egret
0
0
0
0
6
25
6
37
35
2
25 (
22 Sep
)
50
4
24 Aug
20 Oct
23.
Grey Heron
0
0
0
0
7
1
1
9
9
0
6 (
23 Aug
)
50
4
23 Aug
20 Oct
24.
Purple Heron
0
0
0
0
1
0
0
1
1
0
1 (
24 Aug
)
13
1
24 Aug
24 Aug
25.
Osprey
0
0
0
0
1
0
0
1
1
0
1 (
31 Aug
)
13
1
31 Aug
31 Aug
26.
Honey Buzzard
0
0
0
0
1
0
0
1
1
0
1 (
31 Aug
)
13
1
31 Aug
31 Aug
27.
Sparrowhawk
0
0
0
0
0
5
2
7
7
0
3 (
22 Sep
)
38
3
15 Sep
5 Oct
28.
Goshawk
1
0
0
0
0
0
2
3
2
1
2 (
5 Oct
)
25
2
21 Apr
5 Oct
29.
Marsh Harrier
1
0
0
0
1
3
3
8
7
1
3 (
22 Sep
)
50
4
21 Apr
5 Oct
30.
harrier sp.
0
0
0
0
1
0
0
1
1
0
1 (
24 Aug
)
13
1
24 Aug
24 Aug
Species
Apr
May
Jun
Jul
Aug
Sep
Oct
Totals
S
N
Maximum
Presence
(%)
Presence
(days)
First
Last
31.
Common Buzzard
0
0
0
0
0
8
4
12
12
0
7 (
22 Sep
)
50
4
15 Sep
20 Oct
32.
Great Spotted Woodpecker
0
0
0
0
0
1
3
4
4
0
3 (
5 Oct
)
25
2
22 Sep
5 Oct
33.
Kestrel
0
0
0
0
4
2
0
6
6
0
3 (
24 Aug
)
38
3
23 Aug
22 Sep
34.
Hobby
0
0
0
0
1
2
0
3
3
0
2 (
22 Sep
)
25
2
31 Aug
22 Sep
35.
Peregrine
1
0
0
0
0
1
0
2
1
1
1 (
21 Apr
)
25
2
21 Apr
22 Sep
36.
Jay
0
0
0
0
0
20
305
325
246
79
305 (
5 Oct
)
25
2
22 Sep
5 Oct
37.
Jackdaw
32
0
0
0
82
93
126
333
253
80
72 (
5 Oct
)
88
7
21 Apr
20 Oct
38.
Rook
0
0
0
0
3
0
0
3
0
3
3 (
24 Aug
)
13
1
24 Aug
24 Aug
39.
Coal Tit
0
0
0
0
0
0
10
10
10
0
10 (
5 Oct
)
13
1
5 Oct
5 Oct
40.
Blue Tit
0
0
0
0
0
7
5
12
12
0
6 (
15 Sep
)
38
3
15 Sep
5 Oct
41.
Great Tit
0
0
0
0
0
0
3
3
3
0
3 (
5 Oct
)
13
1
5 Oct
5 Oct
42.
Wood Lark
0
0
0
0
1
0
3
4
4
0
3 (
20 Oct
)
25
2
31 Aug
20 Oct
43.
Skylark
7
0
0
0
0
10
57
74
67
7
47 (
20 Oct
)
63
5
21 Apr
20 Oct
44.
Sand Martin
4
0
0
0
1
3
0
8
4
4
4 (
21 Apr
)
50
4
21 Apr
22 Sep
45.
Swallow
4
0
0
0
45
134
1
184
180
4
76 (
22 Sep
)
75
6
21 Apr
5 Oct
46.
House Martin
0
0
0
0
11
2
0
13
13
0
10 (
31 Aug
)
38
3
24 Aug
15 Sep
47.
Chiffchaff
0
0
0
0
0
10
5
15
15
0
5 (
15 Sep
)
38
3
15 Sep
5 Oct
48.
Goldcrest
0
0
0
0
0
0
8
8
8
0
8 (
20 Oct
)
13
1
20 Oct
20 Oct
49.
Starling
0
0
0
0
135
649
1585
2369
2234
135
1197 (
20 Oct
)
63
5
23 Aug
20 Oct
50.
Song Thrush
7
0
0
0
0
13
195
215
208
7
165 (
5 Oct
)
63
5
21 Apr
20 Oct
51.
Mistle Thrush
1
0
0
0
0
0
0
1
0
1
1 (
21 Apr
)
13
1
21 Apr
21 Apr
52.
Redwing
3
0
0
0
0
0
78
81
78
3
70 (
5 Oct
)
38
3
21 Apr
20 Oct
53.
Blackbird
0
0
0
0
0
4
0
4
4
0
4 (
22 Sep
)
13
1
22 Sep
22 Sep
54.
Fieldfare
21
0
0
0
0
1
0
22
0
22
21 (
21 Apr
)
25
2
21 Apr
15 Sep
55.
Dunnock
0
0
0
0
0
21
17
38
38
0
14 (
15 Sep
)
50
4
15 Sep
20 Oct
56.
Blue-headed Wagtail
0
0
0
0
2
1
0
3
3
0
1 (
24 Aug
)
38
3
24 Aug
22 Sep
57.
Grey Wagtail
0
0
0
0
0
0
3
3
3
0
2 (
20 Oct
)
25
2
5 Oct
20 Oct
58.
White Wagtail
0
0
0
0
1
5
14
20
19
1
7 (
5 Oct
)
63
5
24 Aug
20 Oct
59.
Meadow Pipit
456
0
0
0
6
168
47
677
221
456
456 (
21 Apr
)
75
6
21 Apr
20 Oct
60.
Tree Pipit
0
0
0
0
0
1
1
2
2
0
1 (
22 Sep
)
25
2
22 Sep
20 Oct
Species
Apr
May
Jun
Jul
Aug
Sep
Oct
Totals
S
N
Maximum
Presence
(%)
Presence
(days)
First
Last
61.
Chaffinch
54
0
0
0
0
41
485
580
526
54
471 (
20 Oct
)
63
5
21 Apr
20 Oct
62.
Hawfinch
0
0
0
0
0
4
2
6
6
0
4 (
15 Sep
)
38
3
15 Sep
20 Oct
63.
Greenfinch
0
0
0
0
0
0
4
4
4
0
4 (
5 Oct
)
13
1
5 Oct
5 Oct
64.
Siskin
0
0
0
0
0
6
154
160
160
0
87 (
5 Oct
)
50
4
15 Sep
20 Oct
65.
Reed Bunting
2
0
0
0
0
0
1
3
1
2
2 (
21 Apr
)
25
2
21 Apr
5 Oct
Other species
Species
Apr
May
Jun
Jul
Aug
Sep
Oct
Totals
S
N
Maximum
Presence
(%)
Presence
(days)
First
Last
1.
Common Noctule
0
0
0
0
1
0
0
1
1
0
1 (
23 Aug
)
13
1
23 Aug
23 Aug
Other species
Species
Apr
May
Jun
Jul
Aug
Sep
Oct
Totals
S
N
Maximum
Presence
(%)
Presence
(days)
First
Last
1.
Red Admiral
0
0
0
0
1
0
0
1
1
0
1 (
23 Aug
)
13
1
23 Aug
23 Aug
Species
Apr
May
Jun
Jul
Aug
Sep
Oct
Totals
S
N
Maximum
Presence
(%)
Presence
(days)
First
Last
Totals
606
0
0
0
703
1944
5058
8311
7248
1063
100
8
Observation hours
2:25
0:00
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8:20
6:45
27:05
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