M/F Nereide
| Route | ? |
| IMO | 7717286 |
| Building year | 1980 |
| Building yard | Luigi Orlando, Italy (#153) |
| Owner | Caremar Campania Regionale Marittima S.P.A. |
| Operator | Caremar |
| Length | 71,13 m |
| Breadth | 14,03 m |
| Draft | 3,61 m |
| GT | 1.386 / 2.819 |
| Machinery | 2 * GMT |
| Speed | 16,5 kn. |
| Number of passengers | 728 |
| Number of beds | ? |
| Number of cars | 80 / 40 |
| Lanemetres | 160 |
| Port of registry | Napoli |
| Flag | Italy |
| Former names | Posidonia (2012-2023) - Balearia Planasia (1980-2012) - Toremar (Toscana Regionale Marittima) |
| Former owners | Balearia Eurolineas Maritimas S.A.U. (2012-2023)
Toremar (1980-2012) |
| Sister ships | - |
| Notes | - |
- M/F Planasia
Photo: Jacques Legangneux (Piombino August 2002)
- M/F Planasia
Photo: Gabriele Campoccio (Livorno 9/5-2004)
- M/F Planasia
Photo: Piet Sinke (Piombino July 2005)
- M/F Planasia
Photo: Piet Sinke (Pionosa Island July 2005)
- M/F Planasia
Photo: Piet Sinke (Pionosa Island July 2005)
- M/F Planasia
Photo: Mike Barker (Liverno 15/5-2010)
- M/F Planasia
Photo: Paw Ragner (Portoferraio 27/6-2011)
- M/F Planasia
Photo: www.bellezzedellatoscana.it (Piombino 4/5-2012)
- M/F Posidonia
Photo: Alexander (13/1-2013)