Migration monitoring

1

Species by year

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Lesser Black-backed Gull

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

august
1	1
2	1
3	-
4	-
5	2
6	1
7	-
8	1
9	-
10	-
11	-
12	1
13	2
14	4
15	1
16	3
17	-
18	1
19	3
20	2
21	1
22	-
23	1
24	1
25	-
26	4
27	1
28	-
29	1
30	1
31	3
	36

september
1	-
2	4
3	2
4	1
5	2
6	-
7	-
8	2
9	6
10	3
11	6
12	6
13	12
14	8
15	12
16	1
17	-
18	2
19	1
20	6
21	-
22	-
23	-
24	-
25	-
26	-
27	-
28	-
29	1
30	1
-
	76

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