Migration monitoring

1

Species by year

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Black-headed Gull

Below are all months shown when black-headed gull migrated this year.

august
1	-
2	-
3	-
4	-
5	-
6	-
7	-
8	-
9	-
10	-
11	111
12	34
13	90
14	436
15	368
16	76
17	-
18	106
19	346
20	72
21	471
22	456
23	92
24	2
25	-
26	405
27	344
28	9
29	86
30	56
31	80
	3 640

september
1	544
2	48
3	43
4	-
5	-
6	-
7	-
8	10
9	2
10	-
11	-
12	36
13	19
14	-
15	-
16	35
17	-
18	4
19	6
20	15
21	-
22	33
23	-
24	-
25	-
26	-
27	8
28	13
29	176
30	32
-
	1 024

october
1	-
2	-
3	6
4	-
5	20
6	35
7	73
8	27
9	13
10	23
11	37
12	9
13	69
14	-
15	5
16	-
17	-
18	-
19	-
20	-
21	-
22	-
23	7
24	3
25	7
26	16
27	12
28	21
29	-
30	11
31	3
	397

november
1	7
2	-
3	-
4	14
5	-
6	3
7	3
8	-
9	-
10	26
11	6
12	8
13	5
14	21
15	-
16	19
17	33
18	-
19	-
20	-
21	-
22	-
23	-
24	-
25	-
26	-
27	-
28	-
29	-
30	-
-
	145