Sky Lark |
Large movements are
usually induced by severe temperatures and snow in the
north UK during late December. Much smaller numbers move
south-west (typically) during late September and
continuing through into November. |
... |
Combined monthly
migration totals per year |
|
... |
Annual/monthly
migration totals (numerical) |
... |
Year |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
|
Total |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
1998 |
|
|
|
|
|
|
|
|
62 |
298 |
215 |
|
|
575 |
1999 |
1 |
|
|
|
|
|
|
|
18 |
645 |
40 |
|
|
704 |
2000 |
|
|
|
|
|
|
|
|
83 |
457 |
194 |
675 |
|
1 409 |
2001 |
|
|
4 |
|
|
|
|
|
119 |
506 |
|
|
|
629 |
2002 |
|
|
|
|
|
|
|
|
62 |
279 |
9 |
35 |
|
385 |
2003 |
28 |
4 |
|
|
|
|
|
|
74 |
227 |
59 |
|
|
392 |
2004 |
|
|
|
|
|
|
|
|
|
37 |
15 |
|
|
52 |
2005 |
|
|
1 |
|
|
|
|
|
20 |
19 |
14 |
3 |
|
57 |
2006 |
|
|
|
1 |
|
|
|
|
20 |
74 |
5 |
|
|
100 |
2007 |
|
|
|
|
|
|
|
|
35 |
32 |
|
|
|
67 |
2008 |
|
|
|
|
|
|
|
|
20 |
96 |
|
|
|
116 |
2009 |
|
14 |
|
1 |
|
|
|
|
19 |
134 |
19 |
95 |
|
282 |
2010 |
313 |
1 |
1 |
1 |
|
|
|
|
236 |
723 |
22 |
|
|
1 297 |
|