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	433
12	208
13	377
14	555
15	722
16	56
17	29
18	46
19	10
20	175
21	368
22	189
23	73
24	38
25	-
26	-
27	14
28	237
29	142
30	358
31	117
	4 147

september
1	95
2	123
3	34
4	35
5	12
6	8
7	-
8	21
9	-
10	-
11	-
12	-
13	76
14	-
15	-
16	219
17	61
18	165
19	6
20	28
21	148
22	84
23	438
24	39
25	59
26	-
27	-
28	-
29	-
30	-
-
	1 651

october
1	-
2	-
3	198
4	-
5	-
6	32
7	15
8	21
9	327
10	32
11	-
12	17
13	-
14	22
15	93
16	139
17	19
18	93
19	7
20	-
21	-
22	-
23	50
24	-
25	-
26	9
27	-
28	-
29	-
30	157
31	29
	1 260

november
1	3
2	29
3	1
4	-
5	-
6	-
7	19
8	-
9	-
10	33
11	-
12	-
13	26
14	134
15	55
16	69
17	48
18	11
19	-
20	-
21	-
22	-
23	-
24	-
25	-
26	-
27	-
28	-
29	-
30	-
-
	428