This is the information page about the shipwreck Alca, the water chart below shows the wreck in its immediate vicinity. The position of this wreck is 51 23.184 N,4 11.155 E (51.5263333, 3.9914833)

The texts accompanying this shipwreck are in English 🇬🇧, as they are prepared by the UK Hydrographic Office (UKHO) based on data from UKHO and the hydrographic services of the Netherlands, Belgium and Germany, among others. They include the known details of the wreck and the comments of the cartographers who have checked the position and condition of the wreck over time.

Name: ALCA

Year of registration: 1963

Water depth above wreck: 5 meter, Height above seabed: 60 cm

Known since: 1963, last detected: 2018

Details measurements/cartography: H1803/63 26.4.63 VISIBLE WK IN SCHAAR VAN DE NOORD. (HAGUE NM 695(P)/63 & 1128(P)/63). NCA YET, AWAIT FURTHER. H1803/63 10.6.63 STPA IN 512314N, 041114E. (HAGUE NM 1307/63).

- NM 1098/63. H1803/63 22.7.63 NOW ST WITH G CONL BUOY CLOSE W. (HAGUE NM 1951/63). BR STD. H2055/61 8.7.64 BUOY WITHDRAWN. (HAGUE NM 2114/64). BR STD. 3.3.69 SHOWN AS ST WITH BN ON MAST ON NETHERLANDS 1535. NC 139. H2980/76 11.3.77 POSN NOW 512314N, 041118E. (NETHERLANDS IALA AMENDMENT LIST). BR STD. H3450/80 25.6.82 S CARD BUOY LAID IN 512312N, 041116E [EUR] IN LIEU OF BN ON WK. (HAGUE NM 1597/82).

- NM 1396/82. H2122/83 19.7.84 NOW MARKED BY W CARD SPH BUOY CLOSE SW, E CARD SPH BUOY CLOSE E. S CARD BUOY REMOVED. (NETHERLANDS NM 418/84). BR STD. 5.12.97 NOW SHOWN IN 512314N, 041114E [EUR] ON NETHERLANDS 1803. NE 139. 26.7.06 SHOWN IN 5123.183N, 0411.153E [WGD], MARKED BY 'ALCA-N1' & ALCA-N2' N CARD CONL BUOYS, ON NETHERLANDS 1803.4 [2006 EDN]. NE 139.
Comment researcher: UK Hydrographic Office

Position: 51 23.184 N,4 11.155 E

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