History
| LOI | |
| Building contract | |
| Building started | |
| Keel laid | |
| Launch | |
| Sea trial | |
| Second sea trial | |
| 6/12/1999 | Delivered to Vägverket Färjerederiet, Vaxholm, Sweden |
| 12/1999 | Vaxholm – Rindö route. |
| 1/4/2010 | Owner Trafikverket Färjerederiet |
| 2011 | New main engines installed. |
| 27/3/2012 | Slagsta – Jungfrusund route. |
| 21/10/2013 | New name Merkurius. |
| 30/11/2014 | Öregrund – Gräsö route. |