Thea Wreck
| Field | Value |
|---|---|
| Wreck Category | dangerous wreck |
|
Thea Wreck Location Marine Coordinates (DMM) |
54 6 N,0 4.092 W |
| Latitude, Longitude Decimal Degrees |
|
| Wreck Depth | 10 m |
| Water Depth | 10 m |
| Water Level Effect | always under water/submerged |
| Vertical Datum | Approximate Lowest Astronomical Tide |
| Name | THEA |
| Type | motor vessel |
| Flag | BE |
| Length | 35.1 m |
| Width | 7 m |
| Draught | 2.4 |
| Sonar Length | 26.5 |
| Sonar Width | 15.1 |
| Tonnage | 273 |
| Tonnage Type | gross |
| Conspic Visual | not visually conspicuous |
| Conspic Radar | not radar conspicuous |
| Date Sunk | Apr 27, 1946 |
| Bottom Texture | Sand |
| Scour Dimensions | ,,001.0, |
| Original Detection Year | 1946 |
| Last Detection Year | 2011 |
| Original Source | national HO/authority notice to mariners |
| Surveying Details | H3069/46 24.6.46 OBSTN FOUND BY A/S OFF FLAMBOROUGH HEAD IN 540548N, 000318W. THOUGHT TO BE MV THEA. (HUMBER NM 1/46). - NM 2049/46. H3069/46 11.12.50 NOT LOCATED IN 540548N, 000318W. AREA CLEARED BY OROPESA AT 45FT BELOW MLWS. WRECK LOCATED IN 540557N, 000400W USING HSA. SWEPT CLEAR 16FT, FOUL 17FT. LEAST E/S DEPTH 24 IN GEN DEPTH 34FT. LOCATED BY A/S. (HMS SHARPSHOOTER, 24.11.50). INS AS WK 2FM 4FT. - NM 2395/50. H3069/46 20.12.50 SWEPT BY BOAT AND SHIP 30/11/50 & 1.12.50. LOCATED IN 540557N, 000400W. STANDS 17FT HIGH LEAST DEPTH 43 IN GEN DEPTH 60FT. UNEVEN BOTTOM IN IMMEDIATE VICINITY. (THV ALERT 2.12.50). NCA. H3069/46 28.2.51 G CONL LT BUOY, FL(3)10S LAID CLOSE E OF WK. (TH NM 16/51). - NM 362/51. H3069/46 22.11.54 DIVING SURVEY BY BARCLOW CARRIED OUT. WRECK PARTIALLY BURIED. (DBDMS). H3069/46 23.8.55 NO LOCATED BY SONAR OR E/S. MUCH HAMPERED BY UNEVENNESS OF BOTTOM AND THE PRESENCE OF SANDWAVES. SWEPT CLEAR BETWEEN 30 - 32FT. (HMS SHACKLETON, JUNE 1955). CHART AS FOUL. - NM 1802/55. H3069/46 22.12.55 LT BUOY REMOVED. (TH). - NM 3094/55. H3069/46 12.6.56 THE ONLY WAR CASUALTY OF THIS NAME WAS THE DUTCH VESSEL THEA SUNK BY BOMBING IN THE PORT OF LONDON & LATER RAISED. (HN 8.6.56, AUTHORITY NOT KNOWN). H1970/63 - H3805/72 16.10.73 POSN 540558N, 000359W. DEPTH 3FMS [DATUM OF 1889]. MARKED BY G CON LT BUOY, FL(3)G.10S 090DEGS 1C FROM WK. (HMS EGERIA, HN & TH NM 82/73). - NM 2105/73. H2529/65 8.1.74 POSN AS ABOVE USING HIFIX AND DECCA. LEAST E/S DEPTH 4.9MTRS. IN A SANDWAVE AREA. SMALL WK LYING ON EASTERN SIDE OF SANDWAVE. NOT LOCATED BY SONAR. (HMS EGERIA). H3805/72 4.2.74 DELETE WRECK BUOY. (TH HARWICH). - NM 389/74. H4069/72 5.3.80 EXAM'D 10.10.79 IN 540558N, 000359W [OGB] USING TRISPONDER [2 LOP]. LEAST E/S DEPTH 8.1.GEN DEPTH 10MTRS. BOTTOM IRREGULAR. SCOUR DEPTH 1MTR. LENGTH 87FT, BEAM 50FT APPROX. LYING IN SANDWAVE AREA. (HMS BULLDOG, HI 47/79). BR STD. SEP 2011/000131153 2.8.11 LOCATED IN 5406.000N, 0004.092W [WGD]. LEAST M/B DEPTH 10.02MTRS. (NETSURVEY, HN DTD 12.7.11 FOR HI 1358). AMEND WK 10MTRS IN REVISED POSN. BR STD. 12.10.11 LENGTH 60MTRS [SIC], WIDTH 15MTRS, HT 5MTRS. LIES 123/303 DEGS. (NETSURVEY, HI 1358). IN TWO PARTS, QUOTED LENGTH IS BETWEEN THE TWO. NCA. |
| Last Amended Date | Aug 2, 2011 |
Circumstances of loss
BUILT IN 1929 BY SOC ANON BELIARD CRIGHTON. OWNED AT TIME OF LOSS BY H OLDENBURGH. 4 CYLINDER, 4 STROKE OIL ENGINE OF 47BHP, SINGLE SHAFT. MACHINERY AFT BY HUMBOLDT-DEVTSMOTUREN, KOLN-DEVTZ. PASSAGE GRANGEMOUTH FOR ANTWERP. FOUNDERED. (SIBI). CAPSIZED AND SANK ON SMITHIC SANDS. (A GODFREY).
WRECK MAP LOADING ...
54 6 N,0 4.092 W
Thea on Wreck Map
Thea Wreck on Google Map
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- Research Wreck 962.1 M
- Rebecca Wreck 1470.9 M
- Lady Josyan Wreck 1877.3 M
- Mazeppa Wreck 1895.3 M
- Dunstaffnage Wreck 2232 M
- Laconia (Possibly) Wreck 2239.2 M
- Goodwood Wreck 2533.8 M
- Other Wreck 53856 2646.2 M
- Cambrai Wreck 2958.5 M
General Comments
IN TWO PARTS IN SANDWAVE AREA