Maritime record MDO20216 - Sidon

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Summary

Intact remains of a British submarine which was scuttled deliberately in 1957 as an Asdic Sonar target. She still lies where she was scuttled, some 7 miles west of Blacknor Point, WNW of the Bill of Portland. She originally sank following the explosion of an un deployed torpedo inside the vessel while moored in Portland Harbour in 1955, but was lifted and later towed to its scuttling position.

Map

Type and Period (2)

Full Description

Severely damaged by an explosion on board when in Portland Harbour. Subsequently scuttled as an asdic training target. 16/06/1955 is the date of the explosion on board, the submarine was scuttled in 1957. Position 50 32.7 N 2 38.7 W taken from (3)

Sources/Archives (4)

  • <1> Monograph: Larn, R, and Larn, B. 1995. Shipwreck index of the British Isles, volume 1 : Isles of Scilly, Cornwall, Devon, Dorset Section 6, Dorset (AJ) Vol 1.
  • <2> Monograph: Hinchcliffe, J and V. 1999. Dive Dorset: a diver guide (3rd Edition). 3rd Edition.
  • <3> Monograph: McCartney, I. 2003. Lost Patrols, Submarine Wrecks of the English Channel. .
  • <4> Digital archive: National Record of the Historic Environment. 1521143.

Finds (0)

Related Monuments/Buildings (0)

Related Events/Activities (0)

Location

Grid reference SY 54350 71850 (point)
Map sheet SY57SW

Protected Status/Designation

  • None recorded

Other Statuses/References

  • Legacy UID: Dorset Sites and Monuments Record: 9 000 1759
  • Legacy UID: National Record of the Historic Environment: 1521143

Record last edited

Sep 19 2023 4:28PM

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