| . NORTH ASIA | |||||
| Present Name | Tasman Mariner | Tasman Adventurer | Tasman Discoverer | Tasman Navigator | |
| Previous Name | TA Mariner | Helga Oldendorff | Henrietta Oldendorff | Maria Oldendorff | |
| Call Sign | ELIS2 | ELWR7 | ELSH2 | ELXE2 | |
| Year Built | 1989 | 1992 | 1992 | 1988 | |
| Flag | Liberia | Liberia | Liberia | Liberia | |
| Port of Registry | Monrovia | Monrovia | Monrovia | Monrovia | |
| Classification Bureau | German Lloyd | German Lloyd | German Lloyd | German Lloyd | |
| Nett Tonnage | 7689 | 8082 | 8069 | 8414 | |
| Gross Tonnage | 15520 | 15901 | 15900 | 15504 | |
| Deadweight | 20388 | 21681 | 21763 | 20380 | |
| Max. Draft (Summer) | 9.86 | 9.64 | 9.65 | 9.65 | |
| Length Over All | 181.5 | 165 | 165.27 | 181.5 | |
| Length Between PP | 168.4 | 155 | 155 | 168.4 | |
| Breadth | 23.1 | 26 | 26 | 23.05 | |
| Max. Speed | 16.5 | 17 | 17 | 16 | |
| Cranes | 2 * 25 mt | 3 * 36 mt | 3 * 36 | 2 * 25 mt | |
| 2 * 35 mt | 2 *35 mt | ||||
| Bowthruster | 750 KW | 1000 hp | 1000 hp | 740 KW | |
| Max TEU. Intake | 1128 | 1308 | 1308 | 1100 | |
| Reefer Connections | 130 | 130 | 130 | 130 | |
| Bale Capacity | 23145 m³ | 25000 m³ | 25000 m³ | 26482 m³ | |
| Hatches | 4 / 5 | 5 / 5 | 5 / 5 | 4 / 5 | |
| Type | Multipurpose Tweendecker | Multipurpose Tweendecker | Multipurpose Tweendecker | Multipurpose Tweendecker | |