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Remarkable
Analysis
Phenology
Record counts
Graph
Graph (combo)
Migration pattern (map)
Totals (date)
Totals (species)
Totals (species x migration site)
Totals by year (species)
Observation hours graph
Observation hours
Pictures & Documents
Pictures
Documents
Map
Contacts
Dalfsen (nacht)
Totals 2020 -
Year
all years
2026
2025
2024
2023
2022
2021
2020
2019
Period
january
february
march
april
may
june
july
august
september
october
november
december
all months
spring
autumn
jan, feb & mar
feb, mar & apr
mar, apr & may
apr, may & jun
may, jun & jul
jun, jul & aug
jul, aug & sep
aug, sep & oct
sep, oct & nov
oct, nov & dec
jan & feb
feb & mar
mar & apr
apr & may
may & jun
jun & jul
jul & aug
aug & sep
sep & oct
oct & nov
nov & dec
dec & jan
count-field
individuals
individuals + calls
calls
Also present
Species
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Totals
Maximum
Presence
(%)
Presence
(days)
First
Last
1.
Dark-bellied Brent Goose
0
0
0
0
0
0
0
2
0
0
2
2 (
26 Oct
)
0
1
26 Oct
26 Oct
2.
Canada Goose
0
0
0
0
0
1
4
9
0
0
14
3 (
28 Oct
)
4
9
28 Aug
28 Oct
3.
Barnacle Goose
2
1
0
0
0
0
0
1
0
0
4
2 (
17 Mar
)
1
3
17 Mar
15 Oct
4.
Bar-headed Goose
0
1
0
0
0
0
0
0
0
0
1
1 (
8 Apr
)
0
1
8 Apr
8 Apr
5.
Greylag Goose
1
1
0
0
1
2
3
24
2
0
34
13 (
2 Oct
)
7
14
21 Mar
26 Nov
6.
goose sp.
0
0
0
0
0
0
0
0
1
0
1
1 (
15 Nov
)
0
1
15 Nov
15 Nov
7.
Pink-footed Goose
0
0
0
0
0
0
0
0
1
0
1
1 (
17 Nov
)
0
1
17 Nov
17 Nov
8.
Tundra Bean Goose
2
0
0
0
0
0
0
8
0
3
13
3 (
15 Oct
)
2
5
17 Mar
16 Dec
9.
Eurasian White-fronted Goose
38
1
0
0
0
0
2
111
32
26
210
40 (
16 Oct
)
16
33
15 Mar
18 Dec
10.
Gadwall
5
0
0
0
0
2
6
4
0
0
17
5 (
17 Mar
)
3
6
17 Mar
26 Oct
11.
Wigeon
28
33
0
0
0
0
1
4
3
0
69
21 (
2 Apr
)
7
14
17 Mar
15 Nov
12.
Mallard
3
16
15
0
0
0
3
1
0
0
38
3 (
16 Apr
)
13
27
27 Mar
13 Oct
13.
Pintail
1
2
0
0
0
0
2
0
0
0
5
1 (
17 Mar
)
2
5
17 Mar
21 Sep
14.
Teal
3
19
0
0
0
0
0
0
0
1
23
5 (
2 Apr
)
4
9
16 Mar
17 Dec
15.
duck sp.
1
6
1
0
1
0
0
1
1
0
11
3 (
25 Apr
)
4
9
16 Mar
5 Nov
16.
Tufted Duck
0
8
0
0
0
0
0
0
0
0
8
5 (
11 Apr
)
2
4
2 Apr
30 Apr
17.
Goldeneye
2
1
0
0
0
0
0
0
3
0
6
2 (
20 Nov
)
2
5
17 Mar
20 Nov
18.
Quail
0
0
5
2
2
2
0
0
0
0
11
2 (
15 May
)
4
9
15 May
1 Aug
19.
Water Rail
4
3
5
2
2
0
0
0
0
0
16
3 (
27 May
)
6
13
16 Mar
17 Jul
20.
Spotted Crake
0
1
0
0
0
0
0
0
0
0
1
1 (
8 Apr
)
0
1
8 Apr
8 Apr
21.
Moorhen
29
48
6
5
8
2
3
3
3
0
107
8 (
4 Apr
)
27
55
15 Mar
26 Nov
22.
Coot
76
95
64
11
7
1
7
7
2
1
271
20 (
17 Mar
)
38
78
15 Mar
18 Dec
23.
Baillon's Crake
0
0
0
0
1
0
0
0
0
0
1
1 (
16 Jul
)
0
1
16 Jul
16 Jul
24.
Little Grebe
1
2
3
2
2
1
0
0
0
0
11
2 (
7 May
)
5
10
15 Mar
4 Aug
25.
Oystercatcher
14
28
15
4
13
5
0
0
0
0
79
13 (
8 Apr
)
22
44
15 Mar
25 Aug
26.
Golden Plover
4
2
0
0
0
3
2
0
1
0
12
3 (
17 Mar
)
4
8
16 Mar
20 Nov
27.
Ringed Plover
0
0
0
0
0
3
0
0
0
0
3
1 (
4 Aug
)
1
3
4 Aug
27 Aug
28.
Little Ringed Plover
1
6
1
3
1
0
1
0
0
0
13
2 (
8 Apr
)
5
11
31 Mar
23 Sep
29.
Lapwing
0
1
0
0
1
2
0
3
0
0
7
2 (
31 Aug
)
2
5
7 Apr
3 Oct
30.
Whimbrel
0
6
4
0
6
6
3
1
0
0
26
5 (
7 Apr
)
8
16
7 Apr
17 Oct
Species
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Totals
Maximum
Presence
(%)
Presence
(days)
First
Last
31.
Curlew
4
22
0
1
7
0
0
2
0
0
36
10 (
7 Apr
)
6
13
17 Mar
16 Oct
32.
Snipe
0
2
0
0
0
0
0
0
0
0
2
1 (
4 Apr
)
1
2
4 Apr
13 Apr
33.
Common Sandpiper
0
1
8
0
7
13
0
0
0
0
29
5 (
20 Aug
)
10
20
24 Apr
29 Aug
34.
Green Sandpiper
0
1
0
1
4
3
3
0
0
0
12
1 (
29 Apr
)
6
12
29 Apr
5 Sep
35.
Wood Sandpiper
0
0
1
0
1
0
0
0
0
0
2
1 (
19 May
)
1
2
19 May
25 Jul
36.
Redshank
0
2
1
0
0
1
1
0
0
0
5
1 (
15 Apr
)
2
5
15 Apr
16 Sep
37.
Greenshank
0
0
1
0
1
1
0
0
0
0
3
1 (
10 May
)
1
3
10 May
28 Aug
38.
wader sp.
0
2
1
0
0
0
0
0
0
0
3
1 (
20 Apr
)
1
3
20 Apr
3 May
39.
Dunlin
0
0
0
0
0
0
1
0
0
0
1
1 (
21 Sep
)
0
1
21 Sep
21 Sep
40.
Black-headed Gull
13
13
1
1
2
0
0
0
2
0
32
8 (
17 Mar
)
7
15
15 Mar
5 Nov
41.
Mediterranean Gull
1
0
0
0
0
0
0
0
0
0
1
1 (
28 Mar
)
0
1
28 Mar
28 Mar
42.
Common Gull
4
1
0
0
0
0
0
0
0
0
5
2 (
16 Mar
)
1
3
16 Mar
26 Apr
43.
Herring Gull
0
0
0
0
1
0
0
0
0
0
1
1 (
13 Jul
)
0
1
13 Jul
13 Jul
44.
Lesser Black-backed Gull
0
0
0
0
3
0
0
0
0
0
3
2 (
16 Jul
)
1
2
16 Jul
24 Jul
45.
large gull sp.
0
0
0
1
0
0
0
0
0
0
1
1 (
1 Jun
)
0
1
1 Jun
1 Jun
46.
Bittern
0
0
0
2
2
0
3
0
0
0
7
1 (
4 Jun
)
3
7
4 Jun
23 Sep
47.
Night Heron
1
0
0
0
0
0
0
0
1
0
2
1 (
25 Mar
)
1
2
25 Mar
5 Nov
48.
Grey Heron
6
9
9
0
4
5
33
8
4
1
79
6 (
2 Sep
)
23
46
16 Mar
18 Dec
49.
Barn Owl
1
1
0
0
1
0
3
0
0
0
6
2 (
22 Sep
)
3
6
21 Mar
28 Sep
50.
Jackdaw
0
0
0
0
0
2
0
0
0
0
2
2 (
1 Aug
)
0
1
1 Aug
1 Aug
51.
Rook
0
2
1
0
0
2
0
0
0
0
5
2 (
13 Apr
)
1
3
13 Apr
1 Aug
52.
Carrion Crow
0
0
0
0
2
0
0
0
0
0
2
2 (
31 Jul
)
0
1
31 Jul
31 Jul
53.
Skylark
0
0
0
0
0
0
0
0
1
0
1
1 (
6 Nov
)
0
1
6 Nov
6 Nov
54.
Swallow
0
0
0
0
1
0
0
0
0
0
1
1 (
31 Jul
)
0
1
31 Jul
31 Jul
55.
Blackcap
1
5
0
0
0
0
0
0
0
0
6
3 (
8 Apr
)
2
4
28 Mar
16 Apr
56.
Goldcrest
0
0
0
0
0
0
0
0
1
0
1
1 (
6 Nov
)
0
1
6 Nov
6 Nov
57.
Song Thrush
55
71
0
0
0
0
212
253
24
3
618
89 (
1 Oct
)
32
66
15 Mar
17 Dec
58.
Redwing
89
75
0
0
0
0
9
55
311
27
566
117 (
26 Nov
)
25
50
15 Mar
18 Dec
59.
Blackbird
1
0
0
0
0
0
0
33
15
0
49
19 (
16 Oct
)
7
14
25 Mar
26 Nov
60.
Ring Ouzel
0
2
0
0
0
0
0
0
0
0
2
2 (
7 Apr
)
0
1
7 Apr
7 Apr
Species
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Totals
Maximum
Presence
(%)
Presence
(days)
First
Last
61.
Spotted Flycatcher
0
0
1
0
0
0
0
0
0
0
1
1 (
16 May
)
0
1
16 May
16 May
62.
Robin
3
0
1
0
0
1
30
48
6
0
89
9 (
21 Sep
)
16
32
16 Mar
25 Nov
63.
Black Redstart
4
0
0
0
0
0
0
0
0
0
4
2 (
22 Mar
)
1
3
21 Mar
27 Mar
64.
Dunnock
0
1
0
0
0
0
0
1
0
0
2
1 (
6 Apr
)
1
2
6 Apr
15 Oct
65.
White Wagtail
0
0
0
0
0
1
0
0
0
0
1
1 (
31 Aug
)
0
1
31 Aug
31 Aug
66.
Tree Pipit
0
1
0
0
0
0
0
0
0
0
1
1 (
23 Apr
)
0
1
23 Apr
23 Apr
67.
Species unidentified
1
2
3
1
0
1
4
6
1
0
19
2 (
17 Oct
)
9
18
16 Mar
20 Nov
68.
passerine sp.
2
14
5
0
0
0
1
0
1
0
23
5 (
7 Apr
)
6
12
22 Mar
5 Nov
Species
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Totals
Maximum
Presence
(%)
Presence
(days)
First
Last
Totals
401
508
152
36
81
60
337
585
416
62
2638
2638
2825
100
204
Observation hours
107:42
162:42
166:17
62:10
107:30
86:39
187:37
211:17
96:19
39:30
1227:43
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