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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
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Totals Viersels Gebroekt 2025
Year
all years
2026
2025
2023
2022
2021
2020
2018
2013
2012
2010
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
both directions
number N
number S
Also present
Species
Feb
Mar
Apr
Totals
S
N
Maximum
Presence
(%)
Presence
(days)
First
Last
1.
Crane
0
0
1
1
0
1
1 (
6 Apr
)
25
1
6 Apr
6 Apr
2.
Green Sandpiper
0
0
18
18
0
18
12 (
5 Apr
)
50
2
5 Apr
6 Apr
3.
Redshank
0
0
2
2
0
2
2 (
5 Apr
)
25
1
5 Apr
5 Apr
4.
Mediterranean Gull
0
0
10
10
0
10
10 (
6 Apr
)
25
1
6 Apr
6 Apr
5.
White Stork
89
0
9
98
0
98
88 (
21 Feb
)
100
4
2 Feb
6 Apr
6.
Cormorant
0
0
59
59
0
59
59 (
5 Apr
)
25
1
5 Apr
5 Apr
7.
Great White Egret
0
0
11
11
0
11
6 (
6 Apr
)
50
2
5 Apr
6 Apr
8.
Sparrowhawk
0
0
2
2
0
2
2 (
6 Apr
)
25
1
6 Apr
6 Apr
9.
Marsh Harrier
0
0
5
5
0
5
3 (
5 Apr
)
50
2
5 Apr
6 Apr
10.
Peregrine
0
0
1
1
0
1
1 (
5 Apr
)
25
1
5 Apr
5 Apr
11.
Sand Martin
0
0
6
6
0
6
6 (
6 Apr
)
25
1
6 Apr
6 Apr
12.
Swallow
0
0
30
30
0
30
18 (
5 Apr
)
50
2
5 Apr
6 Apr
13.
House Martin
0
0
2
2
0
2
2 (
5 Apr
)
25
1
5 Apr
5 Apr
14.
Fieldfare
0
0
8
8
0
8
8 (
6 Apr
)
25
1
6 Apr
6 Apr
15.
Blue-headed Wagtail
0
0
3
3
0
3
3 (
5 Apr
)
25
1
5 Apr
5 Apr
16.
Yellow wagtail sp.
0
0
10
10
0
10
10 (
6 Apr
)
25
1
6 Apr
6 Apr
17.
White Wagtail
0
0
3
3
0
3
3 (
5 Apr
)
25
1
5 Apr
5 Apr
18.
Meadow Pipit
0
0
6
6
0
6
6 (
6 Apr
)
25
1
6 Apr
6 Apr
19.
Linnet
0
0
6
6
0
6
4 (
5 Apr
)
50
2
5 Apr
6 Apr
Species
Feb
Mar
Apr
Totals
S
N
Maximum
Presence
(%)
Presence
(days)
First
Last
Totals
89
0
192
281
0
281
100
4
Observation hours
4:55
0:00
11:43
16:38
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