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Remarkable
Analysis
Phenology
Record counts
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Totals (date)
Totals (species)
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Totals De Gorzen (Ridderkerk) 2026
Year
all years
2026
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016
2015
2014
2013
2012
2011
2010
2009
2008
2007
2006
2005
2004
2003
2002
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
Mar
Totals
S
N
Maximum
Presence
(%)
Presence
(days)
First
Last
1.
Barnacle Goose
12
12
0
12
12 (
20 Mar
)
100
1
20 Mar
20 Mar
2.
Shelduck
7
7
0
7
7 (
20 Mar
)
100
1
20 Mar
20 Mar
3.
Shoveler
9
9
0
9
9 (
20 Mar
)
100
1
20 Mar
20 Mar
4.
Stock Dove
2
2
0
2
2 (
20 Mar
)
100
1
20 Mar
20 Mar
5.
Woodpigeon
5
5
0
5
5 (
20 Mar
)
100
1
20 Mar
20 Mar
6.
Little Ringed Plover
3
3
0
3
3 (
20 Mar
)
100
1
20 Mar
20 Mar
7.
Black-tailed Godwit
10
10
0
10
10 (
20 Mar
)
100
1
20 Mar
20 Mar
8.
Redshank
5
5
0
5
5 (
20 Mar
)
100
1
20 Mar
20 Mar
9.
Black-headed Gull
5
5
0
5
5 (
20 Mar
)
100
1
20 Mar
20 Mar
10.
Mediterranean Gull
1
1
0
1
1 (
20 Mar
)
100
1
20 Mar
20 Mar
11.
Cormorant
21
21
0
21
21 (
20 Mar
)
100
1
20 Mar
20 Mar
12.
Spoonbill
3
3
0
3
3 (
20 Mar
)
100
1
20 Mar
20 Mar
13.
Great White Egret
1
1
1
0
1 (
20 Mar
)
100
1
20 Mar
20 Mar
14.
Jackdaw
5
5
0
5
5 (
20 Mar
)
100
1
20 Mar
20 Mar
15.
Skylark
1
1
0
1
1 (
20 Mar
)
100
1
20 Mar
20 Mar
16.
Starling
655
655
0
655
655 (
20 Mar
)
100
1
20 Mar
20 Mar
17.
Mistle Thrush
1
1
0
1
1 (
20 Mar
)
100
1
20 Mar
20 Mar
18.
Fieldfare
9
9
0
9
9 (
20 Mar
)
100
1
20 Mar
20 Mar
19.
White Wagtail
6
6
0
6
6 (
20 Mar
)
100
1
20 Mar
20 Mar
20.
alba wagtail sp.
5
5
0
5
5 (
20 Mar
)
100
1
20 Mar
20 Mar
21.
Chaffinch
33
33
0
33
33 (
20 Mar
)
100
1
20 Mar
20 Mar
22.
Linnet
12
12
0
12
12 (
20 Mar
)
100
1
20 Mar
20 Mar
Species
Mar
Totals
S
N
Maximum
Presence
(%)
Presence
(days)
First
Last
Totals
811
811
1
810
100
1
Observation hours
2:38
2:38
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