NEPTUNUS - ENI 02203927- 
| Name | : | NEPTUNUS |
| Former names | : | Isabella (1980-2005), Gerardus Majella (1974-1980), Adonata (1963-1974) |
| ENI number | : | 02203927 |
| Type | : | crane ship / workboat |
| Built | : | 1963 |
| Length | : | 50 m |
| Beam | : | 6,6 m |
| Draught | : | 2,39 m |
| Speed | : | - knots |
| Capacity | : | 315 m3 |
| Manager/owner | : | Aannemersbedrijf Zijsling en Zonen B.V., Jutrijp - The Netherlands |
| Flag | : | The Netherlands |
| Port of registry | : | Jutrijp ? |
