Select the month of the sightings you wish to view.
| 2009 | 2010 | 2011 |
| January | January | January |
| February | February | February |
| March | March | March |
| April | April | April |
| May | May | May |
| June | June | June |
| July | July | July |
| August | August | August |
| September | September | September |
| October | October | October |
| November | November | November |
| December | December | December |
.