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Remarkable
Analysis
Phenology
Record counts
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Totals (date)
Totals (species)
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Totals Jacobssteeg, De Bilt 2026
Year
all years
2026
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016
2015
2014
2013
2012
2011
2009
2008
2007
2006
2005
2004
2003
2002
2001
2000
1998
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
Jan
Totals
S
N
Maximum
Presence
(%)
Presence
(days)
First
Last
1.
Eurasian White-fronted Goose
61
61
58
3
61 (
11 Jan
)
100
1
11 Jan
11 Jan
2.
Bewick's Swan
8
8
8
0
8 (
11 Jan
)
100
1
11 Jan
11 Jan
3.
Great White Egret
4
4
4
0
4 (
11 Jan
)
100
1
11 Jan
11 Jan
4.
Grey Heron
2
2
2
0
2 (
11 Jan
)
100
1
11 Jan
11 Jan
5.
Rose-ringed Parakeet
6
6
1
5
6 (
11 Jan
)
100
1
11 Jan
11 Jan
6.
Redwing
15
15
15
0
15 (
11 Jan
)
100
1
11 Jan
11 Jan
7.
Hawfinch
6
6
6
0
6 (
11 Jan
)
100
1
11 Jan
11 Jan
Species
Jan
Totals
S
N
Maximum
Presence
(%)
Presence
(days)
First
Last
Totals
102
102
94
8
100
1
Observation hours
2:30
2:30
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