


| Shipyard / Year | Euskalduna / 1930 | |
| Owner | Compañía Marítima del Nervión | |
| Name | Mar Negro | |
| Dead weight | 7,600 | MT |
| Gross register | 6,632 | GRT |
| Passengers | 48 | |
| Length | 128.2 | mtr |
| Breadth | 16.5 | mtr |
| Depth | 10.4 | mtr |
| Propulsion | 2 x Burmeister & Wain 8C-4T | |
| Power | 3,750 | H.P. |
| Auxiliary | B&W - 2 x 150 H.P. + 1 x 105 H.P. | |
| Dynamos | 2 x 100 kW + 1 x 70 kW - 220 VDC | |
| Speed | 13 | knots |
| Bought | 1967 | to |
| Owner | Compañía Marítima del Nervión | |
| Name | Mar Negro | |
| Sold | 1970 | to |
| Owner | Naviera de Cantabria | |
| Name | Rio Pisueña | |
| Owner / Year | Navimex - Veracruz (México) / 1971 | |
| Name | Rio Frio | Scrapped | Kaohsiung (Taiwan) - 1973 |


