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Remarkable
Analysis
Phenology
Record counts
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Totals (date)
Totals (species)
Totals (species x migration site)
Totals by year (species)
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Observation hours
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Totals Delta Llobregat (Esp) 2026
Year
all years
2026
2025
2024
2023
2010
2009
2008
2007
2006
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 S
number N
Also present
Species
Jan
Feb
Mar
Totals
N
S
Maximum
Presence
(%)
Presence
(days)
First
Last
1.
Mallard
0
0
3
3
3
0
3 (
9 Mar
)
17
1
9 Mar
9 Mar
2.
Teal
0
0
15
15
15
0
15 (
8 Mar
)
17
1
8 Mar
8 Mar
3.
wader sp.
0
0
1
1
1
0
1 (
8 Mar
)
17
1
8 Mar
8 Mar
4.
Caspian Tern
0
0
1
1
1
0
1 (
8 Mar
)
17
1
8 Mar
8 Mar
5.
Sandwich Tern
36
13
9
58
18
40
33 (
10 Jan
)
100
6
10 Jan
9 Mar
6.
Little Gull
0
0
27
27
3
24
24 (
9 Mar
)
33
2
8 Mar
9 Mar
7.
Kittiwake
0
0
1
1
0
1
1 (
9 Mar
)
17
1
9 Mar
9 Mar
8.
Black-headed Gull
479
18
149
646
149
497
366 (
10 Jan
)
83
5
10 Jan
9 Mar
9.
Audouin's Gull
13
4
13
30
4
26
12 (
10 Jan
)
100
6
10 Jan
9 Mar
10.
Mediterranean Gull
101
40
382
523
338
185
271 (
8 Mar
)
100
6
10 Jan
9 Mar
11.
Yellow-legged Gull
30
60
26
116
75
41
34 (
9 Feb
)
100
6
10 Jan
9 Mar
12.
Lesser Black-backed Gull
1
7
0
8
0
8
7 (
7 Feb
)
33
2
10 Jan
7 Feb
13.
Larus graellsii
0
3
0
3
0
3
3 (
9 Feb
)
17
1
9 Feb
9 Feb
14.
Arctic Skua
0
0
4
4
2
2
4 (
8 Mar
)
17
1
8 Mar
8 Mar
15.
Great Skua
2
2
1
5
5
0
1 (
10 Jan
)
83
5
10 Jan
8 Mar
16.
Great Northern Diver
0
0
2
2
2
0
2 (
8 Mar
)
17
1
8 Mar
8 Mar
17.
Scopoli's Shearwater
1
0
14
15
8
7
14 (
8 Mar
)
33
2
10 Jan
8 Mar
18.
Yelkouan Shearwater
70
38
52
160
45
115
52 (
28 Jan
)
100
6
10 Jan
9 Mar
19.
Balearic Shearwater
23
9
53
85
56
29
44 (
8 Mar
)
100
6
10 Jan
9 Mar
20.
Balearic-/Yelkouan Shearwater
12
14
10
36
24
12
12 (
28 Jan
)
67
4
28 Jan
8 Mar
21.
Gannet
13
25
3
41
17
24
14 (
7 Feb
)
100
6
10 Jan
9 Mar
22.
Cormorant
11
16
0
27
19
8
16 (
7 Feb
)
50
3
10 Jan
7 Feb
23.
Cormorant (p. c. carbo)
0
2
6
8
5
3
5 (
8 Mar
)
50
3
9 Feb
9 Mar
24.
Shag
0
0
1
1
0
1
1 (
8 Mar
)
17
1
8 Mar
8 Mar
25.
Glossy Ibis
0
146
45
191
146
45
146 (
7 Feb
)
33
2
7 Feb
9 Mar
26.
Grey Heron
1
0
18
19
18
1
18 (
8 Mar
)
33
2
10 Jan
8 Mar
27.
Magpie
1
0
0
1
0
1
1 (
10 Jan
)
17
1
10 Jan
10 Jan
28.
alba wagtail sp.
0
0
2
2
0
2
2 (
8 Mar
)
17
1
8 Mar
8 Mar
29.
Serin
0
0
2
2
0
2
2 (
8 Mar
)
17
1
8 Mar
8 Mar
Species
Jan
Feb
Mar
Totals
N
S
Maximum
Presence
(%)
Presence
(days)
First
Last
Totals
794
397
840
2031
954
1077
100
6
Observation hours
4:04
4:13
4:01
12:18
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