| 21 May 2013 | |
| » | update ranking club 4500 |
| 16 May 2013 | |
| » | update ranking club 4500 |
| 14 May 2013 | |
| » | update ranking club 4500 |
| 12 May 2013 | |
| » | update ranking club 4500 |
| 6 May 2013 | |
| » | Lists of references: new lists of Larks and Shrikes |
| 29 April 2013 | |
| » | update ranking club 4500 |
| 13 April 2013 | |
| » | Cover DVD year report 2012 |
| 31 March 2013 | |
| » | Lists of references: updated list of Calidris waders |
| 16 March 2013 | |
| » | Update WP list |
| » | Update Dutch list |