M/F Derin Deniz
| Route | - |
| IMO | 6905446 |
| Building year | 1969 |
| Building yard | HDW Nobiskrug, Rendsburg, Germany (#660) |
| Owner | Sancak Line |
| Operator | - |
| Length | 118,16 m |
| Breadth | 17,61 m |
| Draft | 4,43 m |
| GT | 4.623 |
| Machinery | 4 * MAN 7L40/54 |
| Speed | 18,5 kn. |
| Number of passengers | 1.149 |
| Number of beds | 341 |
| Number of cars | 280 |
| Lanemetres | ? |
| Port of registry | Izmir |
| Flag | Turkey |
| Former names | Derin Deniz (2003-2004) - Sancak Line Happy Dolphin (2001-2003) Happy Dolphin (1998-2001) - Happy Lines Spirit of Independence (1995-1998) Spirit of Independence (1995) - Meridian Ferries Caribia Viva (1994-1995) Caribia Viva (1994) - CoTuNav (Tunisia ferries) Caribia Viva (1994) - Stern Maritime Lines Caribia Viva (1994) - San Paolo Ferries Caribia Viva (1993-1994) - Caribia Ferries Sardinia Viva (1992-1993) - Corsica Ferries / Sardinia Ferries Corsica Viva I (1988-1992) - Corsica Ferries / Sardinia Ferries Dominican Viva (1985-1988) - ? Corsica Viva (1980-1985) - Corsica Ferries / Sardinia Ferries Innisfallen (1969-1980) - B&I Line |
| Former owners | Millennium Shipping Ltd. (1998-2003) Tourism & Shipping Co. (1980-1998) B&I (1969-1980) |
| Sister ships | Merdif, Scutari IV, Split 1700, Tian Kun, Tian Peng |
| Notes | Sold in 2004, to scrapping in India. |
- M/F Happy Dolphin
Photo: Happy Lines (Adam Toma´s collection)
- M/F Happy Dolphin
Photo: Happy Lines (Adam Toma´s collection)
- M/F Happy Dolphin
Photo: Happy Lines (Adam Toma´s collection)
- M/F Happy Dolphin
Photo: Piet Sinke (La Spezia 4/4-2002)
- M/F Happy Dolphin
Photo: Jacques Legangneux