Ub-33 (Probably) Wreck

Field Value
Wreck Category dangerous wreck
Ub-33 (probably) Wreck Location
Marine Coordinates (DMM) 		50 56.048 N,1 17.88 E
Latitude, Longitude
Decimal Degrees
  • Latitude: 50.934133
  • Longitude: 1.298000
Wreck Depth 19.83 m
Water Depth 21 m
Water Level Effect always under water/submerged
Vertical Datum Approximate Lowest Astronomical Tide
Name UB-33 (PROBABLY)
Type submarine
Flag DE
Length 36.9 m
Width 4.3 m
Sonar Length 31.15
Sonar Width 6.9
Shadow Height 2.25
Orientation 110
Tonnage 305
Tonnage Type displacement
Conspic Visual not visually conspicuous
Conspic Radar not radar conspicuous
Date Sunk Apr 11, 1918
Bottom Texture Sand
Scour Dimensions 032.2,020.5,001.2,050
Original Detection Year 2000
Last Detection Year 2019
Original Source ship visit/hydrographic note report
Surveying Details HH226/420/05 9.10.00 OBSTN LOCATED 24.9.00 IN 5056.052N, 0117.897E [WGD] USING DGPS. LEAST E/S DEPTH 19.5 IN GEN DEPTH 22.1MTRS. SCOUR 0.4MTRS DEEP EXTENDS 20MTRS TOWARDS 225 DEGS. DCS3 HT 3.5MTRS. ORIENTATION 125/305 DEGS. NO MAGNETIC ANOMALY. PROBABLY A NATURAL FEATURE. (NP 1016, HN FOR HI 890 DTD 28.9.00). INS AS OBSTN 19.5MTRS. BR STD. HH090/890/01 27.10.00 ABOVE DATA REPEATED. (NP 1016, HI 890). NCA. HH090/921/01 29.11.00 EXAM'D 14.10.00 IN 5056.048N, 0117.876E [WGD] USING DGPS. SWEPT CLEAR 20.9, FOUL 21.3MTRS. LEAST E/S DEPTH 19.5 IN GEN DEPTH 22.1MTRS. SCOUR 0.4MTR DEEP LEADS 225 DEGS FOR 20MTRS. DCS3 HT 3.5MTRS. NO MAGNETIC ANOMALY. CONSIDERED TO BE A NATURAL FEATURE LYING AT A TEXTURE BOUNDARY BETWEEN SANDWAVES AND FEATURELESS SAND AND GRAVEL. DIFFERENCE BETWEEN E/S AND SWEEP DEPTHS CONSIDERED TO BE BE DUE TO FISH OR SEDIMENT OVER THE FEATURE. CHART AS OSW 20.9MTRS. (NP 1016, HI 921). AMEND TO OSW 20.9MTRS IN REVISED POSN. BR STD. 16.6.03 UB-33 REPORTED AS LYING IN 5056.03N, 0117.98E [WGD]. HAS BEEN DIVED AND IS DESCRIBED AS BEING HALF BURIED IN THE VARNE BANK. CONNING TOWER LIES TO ONE SIDE (REMOVED TO ALLOW ACCESS BY RN DIVERS AFTER SINKING). (I MCCARTNEY). HH226/420/09 16.2.05 AMEND OBSTN SW 20.9MTRS TO DW. (FRENCH NM 05 05 21). BR STD ACTION NOTED ABOVE NOT ACTIONED. NOT SHOWN ON BA 1892 [END 11 DTD 22.3.01] OR BA 323 [EDN 4 DTD 22.3.01]. INS DW. - NM 1472/05. HH226/420/09 15.11.05 SHOWN AS WK USC 5MTRS IN 5056.03N, 0117.98E [WGD] ON SHOM AMENDED COPY OF FRENCH 7424 DTD 28.7.05. - NM 6137/05. HH091/159/01 31.8.07 LOCATED BY MAGNETOMETER ONLY, NOT SEEN ON M/B. GEN DEPTH 19.0MTRS. ASSUMED BURIED BY SANDWAVES. (OSAE, HI 1159). AMEND DEAD. BR STD. SEP 2019/000185559 9.8.19 WRECK LOCATED IN 5056.048N, 0117.880E [WGD]. LEAST M/B DEPTH 19.97MTRS. NO ARTEFACTS FOUND AT PREVIOUS POSN. (FPV MORVEN, HI1655 H102 001). AMEND DW 19.9MTRS IN REVISED POSN. SEP 2019/000250545 9.8.19 EXAM'D 9.8.18 IN 5056.048N, 0117.880E [WGD]. LEAST M/B DEPTH 19.83MTRS IN GEN DEPTH 21.65MTRS, LENGTH 31.15MTRS, WIDTH 6.9MTRS, HEIGHT 2.25MTRS, ORIENTATION 110DEGS. SCOUR DIMENTIONS LENGTH 32.2MTRS, WIDTH 20.5MTRS 1.25MTRS DEEP, TOWARDS 50DEGS. WK LARGELY INTACT WITH IDENTIFIABLE STRUCTURE. SMALL SCOUR PIT SW OF WK. NO DISCERNIBLE DEBRIS FIELD. (A-2-SEA SOLUTIONS LTD, HI1655). AMEND DW 19.8MTRS IN REVISED POSN.
Last Amended Date Oct 23, 2019

Circumstances of loss

29.5.18 BUILT BY BLOHM & VOSS, HAMBURG. OIL ENGINES OF 140BHP, TWIN SHAFT. PASSAGE ZEEBRUGGE FOR WAR PATROL AND RETURN. TWO BOW TUBES & 1 X 5CM GUN. DURING PASSAGE BACK TO PORT DETONATED A MINE IN THE DOVER BARRAGE AND SANK WITH ALL HANDS. DIVED BY THE RN ON 29.5.18. BODY OF CO DISCOVERED IN CONNING TOWER. DIVERS RECOVERED CONFIDENTIAL BOOKS, CODE BOOKS AND CYPHERS. CREW OF 22 LOST. (SIBI).

General Comments

PARTIALLY BURIED IN BANK, TOWER LIES CLOSE BY. UKHO NM 4682/19.

WRECK MAP LOADING ... 50 56.048 N,1 17.88 E
Ub-33 (Probably) on Wreck Map Ub-33 (Probably) Wreck on Google Map

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FAQ

Where is the UB-33 (PROBABLY) wreck located?

The UB-33 (PROBABLY) wreck is located at coordinates 50 56.048 N,1 17.88 E.

How deep is the UB-33 (PROBABLY) and where exactly is it located?

The UB-33 (PROBABLY) lies at a depth of about 19.83 meters and is located at coordinates 50 56.048 N,1 17.88 E.

How deep is the seabed around the UB-33 (PROBABLY)?

The seabed around the UB-33 (PROBABLY) lies at approximately 21 meters deep.

When did the UB-33 (PROBABLY) sink?

The UB-33 (PROBABLY) sank on Apr 11, 1918.

When was the wreck of the UB-33 (PROBABLY) discovered?

The wreck of the UB-33 (PROBABLY) was discovered in 2000.

What country did the UB-33 (PROBABLY) belong to?

The UB-33 (PROBABLY) belonged to DE.

What was the tonnage of the UB-33 (PROBABLY)?

The UB-33 (PROBABLY) had a tonnage of 305 tons.

What type of wreck is the UB-33 (PROBABLY)?

The UB-33 (PROBABLY) is classified as a submarine.

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