Coastal tanker “Onward Mariner” departing Fleetwood, March 1973
Owner: Fleetwood Tankers Ltd.
Manager: Basil A. Parkes
Port of registry: Fleetwood
Builder: J. Harker (Shipyards) Ltd., Knottingley (Hull-347)
Gross tons: 239
Deadweight: 339
Length overall: 40.23 m
Max. draft: 2.49 m
Engine: 8-cyl diesel, 320 b.h.p., by English Electric Diesels Ltd. (Kelvin Marine Div.), Glasgow
Completed December 1970
Sold 1974 to Allantone Supplies Ltd., Felixstowe, retaining name
Ownership transferred 1996 to General Port Services Ltd., London (Allantone as managers)
Sold around 2010 for private use as a houseboat