M/F Moby Ale Due
| Route | Genoa - Olbia |
| IMO | 9222522 |
| Building year | 2001 |
| Building yard | Fincantieri, Italy (#6069) |
| Owner | Compagnia Italiana di Navigaz |
| Operator | Tirrenia |
| Length | 214,6 m |
| Breadth | 26,4 m |
| Draft | 6,6 m |
| GT | 36.475 |
| Machinery | 4 * Wärtsilä 12V46C |
| Speed | 29,5 kn. |
| Number of passengers | 2.700 |
| Number of beds | 1.212 |
| Number of cars | 820 |
| Lanemetres | 875 |
| Port of registry | Cagliari |
| Flag | Italy |
| Former names | Bithia (2001-2024) - Tirrenia |
| Former owners | Tirrenia di Navigazione (2001-2012) |
| Sister ships | Athara, Janas, |
| Notes | - |
- M/F Bithia
Photo: Piet Sinke (16/6-2002)
- M/F Bithia
Photo: Piet Sinke (16/6-2002)
- M/F Bithia
Photo: Piet Sinke (Genoa October 2002)
- M/F Bithia
Photo: Davide Ratto (Genoa 2004)
- M/F Bithia
Photo: Thorsten Fröhberg (Palermo 12/5-2011)
- M/F Bithia
Photo: Thorsten Fröhberg (Napoli 13/5-2011)
- M/F Bithia
Photo: Cees Vastenhout (Olbia 3/8-2013)