Kyoryu Maru Wreck

Field Value
Wreck Category dangerous wreck
Kyoryu maru Wreck Location
Marine Coordinates (DMM) 		1 8.192 N,103 43.442 E
Latitude, Longitude
Decimal Degrees
  • Latitude: 1.136533
  • Longitude: 103.724033
Wreck Depth 21.5 m
Water Depth 30 m
Water Level Effect always under water/submerged
Vertical Datum Approximate Lowest Astronomical Tide
Name KYORYU MARU
Type motor vessel
Flag JP
Length 89.7 m
Width 12.8 m
Draught 5.5
Tonnage 1967
Tonnage Type gross
Cargo timber
Conspic Visual not visually conspicuous
Conspic Radar not radar conspicuous
Date Sunk Dec 30, 1972
Original Detection Year 1972
Last Detection Year 2023
Original Source Lloyd's and Marine Underwriter's reports
Surveying Details 31.1.73 SINKING POSN GIVEN AS 180DEGS, 1.5M APPROX FROM RAFFLES LT. (LLOYDS VOL.211). H2519/73 15.2.73 CONFIRMATION OF ABOVE POSN. (TOKYO NM 3/(48)/73). NAVEAST 002/73 ISSUED. CHART AS DW PA. - NM 531/73. H2519/73 3.4.73 'KYORYU MARU' SANK NEAR PULO SAMBU ON 30.12.72, CONSTITUTES AN OBSTACLE FOR TRAFFIC, LIES IN 28MTR DEEP FAIRWAY. WK IS NOT A POLLUTION HAZARD. (LLOYDS VOL.211 & INDONESIAN NM 034/73). H2519/73 3.5.73 STATED THAT 'KYORYU MARU' IS IN 011000N, 1033700E APPROX, MARKED BY G BN. (INDONESIAN NM 060/73). THIS POSN WAS CANCELLED BY NAVEAST 024/73. H2519/73 25.6.73 WK 12FMS 0FT LIES 217.5DEGS, 1.75M FROM RAFFLES LT. (SINGAPORE NM 9/73, TOKYO NM 923(T)/73 & INDONESIAN NM 337/73). NAVEAST 034/73 ISSUED. - NM 1341/73. H2519/73 9.7.75 REPD TO LIE IN 010812N, 1034324E APPROX, OR 220.25DEGS, 3300MTRS FROM RAFFLES LT. (TOKYO NM 633/75). NCA. 4.11.77 SHOWN AS DW IN 011000N, 1033700E ON US 71245. THIS POSN WAS CANCELLED BY NAVEAST 024/73. H4779/75 12.12.77 PSA HAVE NO RECORD OF WK IN 011000N, 1033700E. (PSA LTR ES/HD 8/1 DTD 16.11.77). 1.2.78 SHOWN AS WK 21.9MTRS IN 010823N, 1034352E ON INDONESIAN 105 [1977 EDN]. NCA. 15.9.80 STILL SHOWN AS DW PA IN 011000N, 1033700E ON US 71242 [1980 EDN]. NCA. THIS POSN WAS CANCELLED BY NAVEAST 024/73. HH522/400/05 10.6.98 NOW WK 23.6MTRS IN 010811N, 1034333E [KEA]. (JOINT SURVEY TEAM). - NM 1740/98. HH521/008/98 13.8.98 WK 21.5MTRS IN 010811.5N, 1034333E [KEA]. (SINGAPORE NM 8/80/98) NCA YET, WOULD APPEAR THAT NEW POSN FROM JOINT SURVEY TEAM HAS BEEN ACCEPTED BUT PREVIOUS DEPTH RETAINED. TO BE QUERIED WITH SINGAPORE BY CB7. 21.11.98 ACCEPT ABOVE SINGAPORE NM 8/80/98. CHART AS WK 21.5MTRS IN 010811.5N, 1034333E [KEA]. NE 2598.POSITIONS BELOW THIS POINT ARE IN DEGREES, MINUTES AND DECIMALS OF A MINUTE 27.2.99 WGD POSN: 0108.192N, 10343.450E. NE 2598. 19.2.03 WK 21.5MTRS SHOWN IN 0108.192N, 10343.440E [WGD] ON SINGAPORE 4039 [SEP'02 EDN, CO-PRODUCTION]. NC 4039.
Last Amended Date Sep 1, 2023

Circumstances of loss

VESSEL, BUILT 1968 BY UJINA ZOSENSHO, HIROSHIMA. OWNED AT TIME OF LOSS BY KOTKA KISEN K.K. ON PASSAGE FROM SELAT PANJANG, SUMATRA FOR SINGAPORE. SANK FOLLOWING A COLLISION WITH JAPANESE STEAM TANKER 'SHOEN MARU' APPROX 2M OFF SINGAPORE. ONE LIFE LOST FROM TOTAL CREW OF 20. (MSD).

WRECK MAP LOADING ... 1 8.192 N,103 43.442 E
Kyoryu Maru on Wreck Map Kyoryu Maru Wreck on Google Map

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FAQ

Where is the KYORYU MARU wreck located?

The KYORYU MARU wreck is located at coordinates 1 8.192 N,103 43.442 E.

How deep is the KYORYU MARU and where exactly is it located?

The KYORYU MARU lies at a depth of about 21.5 meters and is located at coordinates 1 8.192 N,103 43.442 E.

How deep is the seabed around the KYORYU MARU?

The seabed around the KYORYU MARU lies at approximately 30 meters deep.

When did the KYORYU MARU sink?

The KYORYU MARU sank on Dec 30, 1972.

When was the wreck of the KYORYU MARU discovered?

The wreck of the KYORYU MARU was discovered in 1972.

What country did the KYORYU MARU belong to?

The KYORYU MARU belonged to JP.

What cargo was the KYORYU MARU carrying?

The KYORYU MARU was carrying timber.

What was the tonnage of the KYORYU MARU?

The KYORYU MARU had a tonnage of 1967 tons.

What type of wreck is the KYORYU MARU?

The KYORYU MARU is classified as a motor vessel.

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