John Birke Wreck
| Field | Value |
|---|---|
| Wreck Category | dangerous wreck |
|
John birke Wreck Location Marine Coordinates (DMM) |
55 24.691 N,10 52.592 E |
| Latitude, Longitude Decimal Degrees |
|
| Wreck Depth | 15.3 m |
| Water Depth | 22 m |
| Water Level Effect | always under water/submerged |
| Vertical Datum | Mean Sea Level |
| Name | JOHN BIRKE |
| Type | lighter |
| Length | 7 m |
| Width | 4.9 m |
| Cargo | machinery and mechanical parts,foodstuffs: liquid |
| Conspic Visual | not visually conspicuous |
| Conspic Radar | not radar conspicuous |
| Original Detection Year | 1981 |
| Last Detection Year | 2025 |
| Original Source | national HO/authority notice to mariners |
| Surveying Details | H3050/75 11.8.81 WK OF A LIGHTER, WITH DREDGING PLANT ONBOARD, REPD IN 552600N, 105500E APPROX. (COPENHAGEN NM 919(P)/81) NCA YET. H3050/74 1.9.81 LOCATED IN 552442N, 105236E. LEAST E/S DEPTH 16.7MTRS. UNMARKED. (COPENHAGEN NM 961(P)/81) NCA. H3050/75 1.3.82 ABOVE DATA REPEATED. DESCRIBED AS 7 X 5MTR FLOAT WITH DREDGER ONBOARD. (COPENHAGEN NM 31(P)/82) NCA. H3050/75 11.6.82 ABOVE DATA CONFIRMED. (COPENHAGEN NM 672/82) CHART AS WK 9FMS 1FT [16.7MTRS]. - NM 1542/82. H5017/82 3.8.87 LEAST DEPTH NOW 15.2MTRS. (DANISH NM 676/87) - NM 2485/87. 14.12.95 WGD POSN: 552441N, 105237E. NC 2596. SEP 2015/000312406 19.1.16 SHOWN AS WK 15.2MTRS IN 5524.691N, 1052.592E [WGD] ON DANISH 143 [ED 22, COR 25.12.25]. AMEND TO DW 15.2MTRS IN REVISED POSN. |
| Last Amended Date | Sep 20, 2025 |
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