Ahamo Wreck
| Field | Value |
|---|---|
| Wreck Category | dangerous wreck |
|
Ahamo Wreck Location Marine Coordinates (DMM) |
53 22.492 N,0 59.896 E |
| Latitude, Longitude Decimal Degrees |
|
| Wreck Depth | 10.21 m |
| Water Depth | 14 m |
| Water Level Effect | always under water/submerged |
| Vertical Datum | Approximate Lowest Astronomical Tide |
| Name | AHAMO |
| Type | tanker |
| Flag | GB |
| Length | 140.2 m |
| Width | 19.2 m |
| Draught | 11 |
| Sonar Length | 285 |
| Sonar Width | 57 |
| Shadow Height | 2.9 |
| Orientation | 202 |
| Tonnage | 8621 |
| Tonnage Type | gross |
| Cargo | ballast |
| Conspic Visual | not visually conspicuous |
| Conspic Radar | not radar conspicuous |
| Date Sunk | Apr 8, 1941 |
| Scour Dimensions | 066.5,078.0,001.5,235.0 |
| Original Detection Year | 1941 |
| Last Detection Year | 2019 |
| Original Source | national HO/authority notice to mariners |
| Surveying Details | H01351/41 9.6.41 SANK IN 532250N, 010000E. LIES ON SSW HEADING WITH STERN AWASH AND BOW SHOWING ABOUT 30FT ABOVE SURFACE. LISTS TO PORT. (TH, 23.4.41). - TFNM 1333/41. H01351/41 24.6.41 FLEET TENDER C TORPEDOED AND STRANDED ON WK OF AHAMO. (CINC NORE 9.6.41). - NM 1451/41. H01351/41 16.7.42 WKS DISPERSED BY BOMBING. (ACHQ, CHATHAM, 26.9.41). CHART AS DW. - NM 1452/42. H01351/41 4.8.49 DISPERSED TO LEAST DEPTH OF 36FT. (C IN C NORE, 27.7.49). H01351/41 30.11.49 EXAM'D IN 532221N, 010003E [OGB].. SWEPT CLEAR AT 21, FOUL AT 23FT. LEAST E/S DEPTH 28 IN GEN DEPTH 47FT. (HMS SHARPSHOOTER, 16.11.49). H01351/41 24.2.58 BUOY MARKING WK WITHDRAWN. (TH). - NM 405/58. H01351/41 10.2.59 EXAM'D IN 532230N, 005954E AFTER FURTHER DISPERSAL. SWEPT CLEAR AT 34, FOUL AT 35FT. LEAST E/S DEPTH 34 IN GEN DEPTH 41FT. SCOUR 10FT DEEP. (HMS SCOTT, 7.11.58). - NM 3016/58. H4753/82 10.6.86 EXAM'D 19.3.86 USING SYLEDIS. COMPLEX DISTURBED SEABED AREA GIVING VERY STRONG MAGNETOMETER READINGS OVER AREA 200 X 150MTRS. LEAST DEPTH OBTAINED 10.9MTRS IN 532237N, 010003E [EUR]. GEN DEPTH 13.5MTRS, SCOUR 0.8MTR. CENTRE OF AREA IN 532234N, 010001E [EUR]. (RACAL SURVEY UK LTD, 28.5.86). NCA, RETAIN SWEPT DEPTH. HH090/593 13.1.94 EXAM'D 7.8.93 IN 532233.6N, 010004E [OGB] USING SYLEDIS [3 LOPS]. SWEPT CLEAR AT 10.1, FOUL AT 10.2MTRS. LEAST E/S DEPTH 10.2 IN GEN DEPTH 13.5MTRS. SCOUR DEPTH 16.9MTRS. DCS3 HT 2.8MTRS, LENGTH 240MTRS, BREADTH 50MTRS. LARGE AREA OF WRECKAGE LYING 030/210DEGS. (OCEONICS (UK) LTD., HI 593). BR STD. SEP 2019/000300377 17.12.19 EXAM'D 18.7.19 IN 5322.492N 0059.896E [WGD]. LEAST M/B DEPTH 10.21 MTRS IN GEN DEPTH 13 MTRS, HT 2.9 MTRS, LENGTH 285 MTRS, WIDTH 57 MTRS. SCOUR DEPTH 1.5 MTRS, LENGTH 66 MTRS, WIDTH 78 MTRS, ORIENTATION 235 DEGS. TWO DEGRADED WRECKS, PARTIALLY BURIED WITH DEBRIS ALONG MAIN AXIS. NOT POSSIBLE TO DIFFERENTIATE THE WRECKS FROM EACH OTHER. (CLINTON MARINE, HI 1596). AMEND DW 10.2 MTRS IN REVISED POSITION. |
| Last Amended Date | Dec 17, 2019 |
Circumstances of loss
EX-PLUME. BUILT IN 1926 BY LITHGOWS LTD, PORT GLASGOW. OWNED AT TIME OF LOSS BY SOCONY-VACUUM TRANSPORTATION LTD. THREE BOILERS, TRIPLE EXPANSION ENGINE OF 666HP, SINGLE SHAFT. MACHINERY AFT BY D ROWAN & CO LTD, GLASGOW. PASSAGE LONDON FOR CURACO. IN BALLAST. MINED (?TORPEDOED) WHEN IN CONVOY. LATER STRUCK BY MAMARI III.
Nearby Wrecks:
- Hms Fleet Tender C (Ex-Mamari Iii) Wreck 0 M
- Aircraft Wreck 794 1128.2 M
- Carrier Wreck 1457.5 M
- La Combattante (Stern Section) Wreck 1910.6 M
- Welsh Prince Wreck 2307.1 M
- Ogono Wreck 2793.1 M
- Zor Wreck 3187.8 M
- Steam Ship Wreck 40516 3606.9 M
- Tanker Wreck 2045 4272.6 M
- Other Wreck 14966 4582.9 M
General Comments
LARGE AREA OF WRECKAGE