| Name: | RELKO |
| Type: | Fishing Vessel |
| Launched: | 18/07/1962 |
| Completed: | 05/07/1963 |
| Builder: | Greenock Dockyard Co (Gateshead) Ltd |
| Yard: | Friar's Goose, Gateshead |
| Yard Number: | 518 |
| Dimensions: | 270grt, 92nrt, 116.6 x 25.5 x 12.6ft |
| Engines: | 2 x Oil engines, 4SCSA, Maybach type, 4cyl (185 x 200mm), 792bhp |
| Engines by: | Bristol Siddeley Engineering Ltd, Coventry |
| Propulsion: | 1 x Screw, CP propeller, 9.0knots |
| Construction: | Steel |
| Reg Number: | 187941 |
| History: | |
| 05/07/1963 | Seapool Ltd, London; registered at North Shields |
| 1968 | Vickers Ltd (James Fisher & Sons Ltd, managers), Barrow |
| 04/06/1968 | Renamed VICKERS VENTURER |
| 1972 | Transferred to Vickers Oceanics Ltd, Barrow |
| 1980 | British Oceanics Ltd, (Premier Shipping & Engineering Ltd, managers) |
| 1979 | Eagle Tugs Ltd, (Shipmarc Ltd, managers), Barrow; renamed VENTURER |
| 1986 | Albin Maritime Corp, (Southern Engineering Co Ltd, managers), St Vincent |
| 09/10/2007 | Undiscloded owners |
| No later history known | |
| Comments: | Launched by T Mitchison Ltd, Gateshead |
| Completion taken over by Greenock Dockyard Co (Gateshead) Ltd when Mitchison's parent company went into receivership. | |
| Two engines geared onto a single shaft | |
| 06/01/1963: Mortgaged to the White Fish Authority, London | |
| 18/01/1967: Mortgage repaid | |
| Converted into a research vessel & submersible's mothership | |
| 21/06/2011: Deleted from Registers as "Existence in doubt" |

Above photo is copyright of the Shetland Museum & JA Hughson

Above photo is copyright of the Shetland Museum & JA Hughson

Above photo as VICKERS VENTURER is courtesy of Photoship