Archaeology Notes

Event ID 760694

Category Descriptive Accounts

Type Archaeology Notes

Permalink http://canmore.org.uk/event/760694

NM25SE 8001 c. 256 538

N56 35.7 W6 28.3

NLO: Coll [name centred NM 20 57]

Tiree [name centred NM 00 45].

Possibly on map sheet NM25NE.

Quality of fix = PA

Evidence = Estimated

Horizontal Datum = OGB

General water depth = 73

Circumstances of Loss Details

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The HMS JASON, built 1892, was sunk by mine near Coll island on 7 April 1917.

Sources: World War I Shipping Loses, Dictionary of Disasters at Sea, Ships of the Royal Navy.

It was reported in the log of the accompanying vessel HMS CIRCE that the JASON was mined and sank in less than 5 minutes on 3 April 1917.

Report by J Brown, head of NHB memo 4 February 1981.

Surveying Details

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22 March 1919. The wreck is in 56 33 00N, 006 28 00W approximately. [NM 2560 5381: N56 35.75 W6 28.25].

Report by V. A. Stornoway.

1 November 1929. The site is now charted as a non dangerous wreck, position approximate.

19 October 1972. The site is now charted in 18.2 metres.

24 February 1981. The vessel was reported, in log of the accompanying vessel HMS CIRCE, to have sunk rapidly in 56 35 45N, 006 28 15W.

Report by J Brown, head of NHB, memo dated 4 February 1981.

This plots in a general depth of 73 metres.

Hydrographic Office 1995.

(Date of loss cited as 7 April 1917). HMS Jason (possibly): annotation on pre-1930 chart.

(Possible location cited at N56 36.67 W6 27.33 [NM c. 266 554]).

(Classified as Torpedo Gunboat: date of loss cited as 7 April 1917). HMS Jason: this vessel was mined off Coll.

Registration: London. Built 1892. 810 tons displacement. Length: 69m. Beam: 8m.

(Location of loss cited as N56 35.75 W6 28.25 [NM 2536 5010]).

I G Whittaker 1998.

Classification changed from Motor Torpedo Boat to Minesweeper and location downgraded from N56 35.75 W6 [NM 2560 5381] to NM c. 256 538 [N56 35.7 W6 28.3] on account of imprecision of original report and lack of wreck evidence. The location assigned to this record is essentially tentative. Larn and Larn cite a location at N56 35 W6 30.

Information from RCAHMS (RJCM), 12 March 2002.