Sea Gem Wreck

Field Value
Wreck Category dangerous wreck
Sea gem Wreck Location
Marine Coordinates (DMM) 		53 42.451 N,1 8.238 E
Latitude, Longitude
Decimal Degrees
  • Latitude: 53.707517
  • Longitude: 1.137300
Wreck Depth 14.8 m
Water Depth 24 m
Water Level Effect always under water/submerged
Vertical Datum Approximate Lowest Astronomical Tide
Name SEA GEM
Type drill vessel/rig
Flag FR
Sonar Length 440
Sonar Width 360
Shadow Height 9
Conspic Visual not visually conspicuous
Conspic Radar not radar conspicuous
Date Sunk Dec 27, 1965
Scour Dimensions ,,001.0,
Original Detection Year 1965
Last Detection Year 1988
Original Source national coast guard or patrol
Surveying Details H755/65 30.12.65 SUNK IN APPROX POSN 534230N, 010822E. DANGEROUS TO NAVIGATION. (HUMBER RADIO, 28.12.65). MARKED BY LT BUOYS. INS AS DW WITH CAN BUOY, FL 5S, CLOSE NW & SE. - NM 67/66. H1601/66 21.9.66 DELETE LT BUOYS. - NM 1760/66. H1601/66 21.10.66 CAN BUOYS REPLACED BY HIGH FOCAL PLANE BUOY ESTABLISHED CLOSE NW. (BP PETROLEUM DEVELOPMENT 9.8.66 & TH TELEGRAM 10.10.66). INS HFP BUOY CLOSE NW. BR STD. H3884/67 7.2.69 EXAM' D IN 534235N, 010822E. DRIFT SWEPT TO 42FT AT MLWS. NO FOULS OBTAINED. (BP, 6.9.68). AMEND TO SW 7FMS IN REVISED POSN. - NM 390/69. 2.3.71 AMEND TO SW 12.8MTRS WITH HFP BUOY CLOSE NW. NC 1402. 23.6.75 23.6.75 AMEND TO SW 11.9MTRS [LAT]. NC 107. H2273/87 22.2.88 EXAM'D 14.8.87 IN 534226N, 010821E [OGB] (SHOALEST PART) USING HYPERFIX,. SWEPT CLEAR 14.8, FOUL 15.0MTRS. LEAST E/S DEPTH 15.4 IN GEN DEPTH 24MTRS. SCOUR DEPTH 1MTRS. WRECKAGE COVERS AREA OF APPROX 180MTRS N/S AND 100MTRS E/W. DCS3 HT 9MTRS. NUMEROUS SMALL AREAS OF DEBRIS LIE TO THE S OF THE MAIN WRECKAGE, BUT NONE HAVE ANY SUBSTANTIAL HT. (RACAL SURVEY/GEOSITE SURVEYS, HI 381). - NM 785/88. HH254/417/01 17.4.89 EXAM'D 19.3.88 BY ROV. WRECKAGE LIES SCATTERED OVER AREA 440MTRS N/S AND 360MTRS E/W. THE MAIN WRECKAGE SHOWN TO LIE IN NORTHERN PART OF THIS AREA IN 4 MAIN SECTIONS AND WITH A MAX HT OF 5MTRS IN GEN DEPTH OF 24.1MTRS. WHOLE AREA DRIFT SWEPT CLEAR AT 5MTRS. (BP EXPLORATION, 2.3.89). NCA.
Last Amended Date May 17, 2002

Circumstances of loss

BUILT IN 1965 BY COMPAGNIE GENERAL D'EQUIPMENT POUR LES TRAVAUX MARITIMES. COLLAPSED AND SANK WHILE BEING PREPARED FOR TOWAGE. TWELVE MEN LOST.

General Comments

MAIN WRECKAGE IN N OF AREA LIES IN FOUR MAIN SECTIONS

WRECK MAP LOADING ... 53 42.451 N,1 8.238 E
Sea Gem on Wreck Map Sea Gem Wreck on Google Map

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FAQ

Where is the SEA GEM wreck located?

The SEA GEM wreck is located at coordinates 53 42.451 N,1 8.238 E.

How deep is the SEA GEM and where exactly is it located?

The SEA GEM lies at a depth of about 14.8 meters and is located at coordinates 53 42.451 N,1 8.238 E.

How deep is the seabed around the SEA GEM?

The seabed around the SEA GEM lies at approximately 24 meters deep.

When did the SEA GEM sink?

The SEA GEM sank on Dec 27, 1965.

When was the wreck of the SEA GEM discovered?

The wreck of the SEA GEM was discovered in 1965.

What country did the SEA GEM belong to?

The SEA GEM belonged to FR.

What type of wreck is the SEA GEM?

The SEA GEM is classified as a drill vessel/rig.

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