Derna Wreck

Field Value
Wreck Category dangerous wreck
Derna Wreck Location
Marine Coordinates (DMM)
4 4.035 S,39 38.558 E
Latitude, Longitude
Decimal Degrees
  • Latitude: -4.067250
  • Longitude: 39.642633
Wreck Depth 4.3 m
Water Depth 6 m
Water Level Effect always under water/submerged
Vertical Datum Approximate Lowest Astronomical Tide
Name DERNA
Type trawler
Flag GB
Length 36.6 m
Width 6.4 m
Sonar Length 33
Sonar Width 4
Shadow Height 4
Orientation 105
Tonnage 236
Tonnage Type gross
Conspic Visual not visually conspicuous
Conspic Radar not radar conspicuous
Date Sunk Jul 22, 1954
Bottom Texture Mud
Original Detection Year 1955
Last Detection Year 2011
Original Source Lloyd's and Marine Underwriter's reports
Surveying Details H6528/54 29.8.55 H6528/54 29.8.55 STRANDED IN 050418S, 391218E, OR 152DEGS, 4.2M FROM ULENGE LT. HAS NOW BEEN SALVED & TOWED TO MOMBASA. (E AFRICAN RAILWAYS & HARBOURS & LL). H1253/61 14.10.65 H1253/61 14.10.65 G SPHERICAL WK BUOY ESTABLISHED TO MARK WK IN 040358S, 393827E. (KENYA NAVY HQ, HN DTD 18.8.65). NE 666. H1273/76 14.1.76 H1273/76 14.1.76 REPORTED AS WK OF 120FT LONG TRAWLER DERNA. BUOY IS POSITIONED THROUGH THE FUNNEL. (L WILLIAMS, LTR DTD 2.1.76) 16.1.81 16.1.81 [ARF] POSN: 040352S, 393829E. NC 666. H3258/77 4.11.83 H3258/77 4.11.83 NOT SHOWN ON US SURVEY CONDUCTED BY DAMES & MORE. DELETE. - NM BLOCK. H2904/83 24.9.83 H2904/83 24.9.83 WK HAS BEEN REMOVED. (HMS HYDRA, ROS FOR HI 183). NFA.POSITIONS BELOWSEP 2011/000029257 THIS POINT ARE IN DEGREES, MINUTES AND DECIMALS OF A MINUTE 16.6.03 16.6.03 VESSEL WAS SUNK BY OWNER IN CURRENT POSN 0404.0S, 3938.5E. SITS ON MUD, NOT A DANGER TO NAVIGATION, STANDS 6-7FT OFF SEABED. FUNNEL AND WHEELHOUSE GONE. (KEVIN PATIENCE, VISIT TO UKHO 12.6.03). QUOTED POSN PLOTS ON LAND. POSN 0404.00S, 3938.55E FOR FILING ONLY. 8.2.11 SEP 2011/000029257 8.2.11 EXAM'D 2010 IN 0404.035S, 3938.558E [WGD]. LEAST M/B DEPTH 4.3MTRS. LENGTH 33MTRS, WIDTH 4MTRS, HT 4MTRS. LIES 105/285 DEGS. (US FLEET SURVEY TEAM). UPRIGHT, INTACT, SUPERSTRUCTURE AT LANDWARD END. INS AS WK 4.3MTRS. BR STD.
Last Amended Date Feb 8, 2011

Circumstances of loss

EX- DEWSLAND, BUILT 1907 BY COCHRANE & SONS, SELBY, WITH SINGLE TRIPLE EXPANSION ENGINE OF 70NHP. EMPLOYED AS A COASTER RUNNING BETWEEN MOMBASA & PORTS IN TANGANYIKA. STRANDED ON NIULE REEF OUTSIDE TANGA, WAS SALVED, TOWED TO MOMBASA, AND SUNK AGAIN BY OWNER. PHOTO. (SHIPWRECKS & SALVAGE ON THE E AFRICAN COAST, K PATIENCE)

General Comments

INTACT, UPRIGHT, SEAWARD END COLLAPSED

WRECK MAP LOADING ... 4 4.035 S,39 38.558 E
Derna on Wreck Map Derna Wreck on Google Map

Nearby Wrecks:

FAQ

Where is the DERNA wreck located?

The DERNA wreck is located at coordinates 4 4.035 S,39 38.558 E.

How deep is the DERNA and where exactly is it located?

The DERNA lies at a depth of about 4.3 meters and is located at coordinates 4 4.035 S,39 38.558 E.

How deep is the seabed around the DERNA?

The seabed around the DERNA lies at approximately 6 meters deep.

When did the DERNA sink?

The DERNA sank on Jul 22, 1954.

When was the wreck of the DERNA discovered?

The wreck of the DERNA was discovered in 1955.

What country did the DERNA belong to?

The DERNA belonged to GB.

What was the tonnage of the DERNA?

The DERNA had a tonnage of 236 tons.

What type of wreck is the DERNA?

The DERNA is classified as a trawler.