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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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Nijensleek (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
May
Jun
Jul
Aug
Sep
Oct
Totals
Maximum
Presence
(%)
Presence
(days)
First
Last
1.
Barnacle Goose
88
0
0
0
0
0
88
55 (
18 May
)
33
2
16 May
18 May
2.
Greylag Goose
0
0
0
0
0
51
51
51 (
17 Oct
)
17
1
17 Oct
17 Oct
3.
Eurasian White-fronted Goose
0
0
0
0
0
11
11
11 (
17 Oct
)
17
1
17 Oct
17 Oct
4.
Egyptian Goose
0
0
0
0
0
1
1
1 (
18 Oct
)
17
1
18 Oct
18 Oct
5.
Wigeon
0
0
0
0
0
3
3
3 (
17 Oct
)
17
1
17 Oct
17 Oct
6.
Mallard
0
0
0
0
0
2
2
2 (
17 Oct
)
17
1
17 Oct
17 Oct
7.
Quail
1
0
0
0
0
0
1
1 (
18 May
)
17
1
18 May
18 May
8.
Water Rail
1
0
0
0
0
0
1
1 (
18 May
)
17
1
18 May
18 May
9.
Moorhen
1
0
0
0
0
0
1
1 (
16 May
)
17
1
16 May
16 May
10.
Coot
1
0
0
0
0
0
1
1 (
18 May
)
17
1
18 May
18 May
11.
Whimbrel
1
0
0
0
0
0
1
1 (
17 May
)
17
1
17 May
17 May
12.
Black-headed Gull
1
0
0
0
0
0
1
1 (
18 May
)
17
1
18 May
18 May
13.
Grey Heron
0
0
0
0
0
1
1
1 (
19 Oct
)
17
1
19 Oct
19 Oct
14.
Barn Owl
0
0
0
0
0
3
3
2 (
17 Oct
)
33
2
17 Oct
18 Oct
15.
Tawny Owl
0
0
0
0
0
4
4
2 (
17 Oct
)
33
2
17 Oct
18 Oct
16.
Song Thrush
0
0
0
0
0
1
1
1 (
17 Oct
)
17
1
17 Oct
17 Oct
17.
Redwing
0
0
0
0
0
71
71
46 (
17 Oct
)
50
3
17 Oct
19 Oct
18.
Robin
0
0
0
0
0
5
5
3 (
18 Oct
)
33
2
17 Oct
18 Oct
19.
Species unidentified
1
0
0
0
0
0
1
1 (
18 May
)
17
1
18 May
18 May
Species
May
Jun
Jul
Aug
Sep
Oct
Totals
Maximum
Presence
(%)
Presence
(days)
First
Last
Totals
95
0
0
0
0
153
248
248
21
100
6
Observation hours
19:30
0:00
0:00
0:00
0:00
33:54
53:24
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