Chart editions / corrections
* 15936 |
Chart: 536 |
Sweden. Sea of Åland and Archipelago Sea. Östhammarsfjärden. N of Frebbensholmen. Underwater rock. |
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| Insert | underwater rock | and extend the 0-3 m depth contour according to the chartlet | a) | 60-14,748N | 018-25,775E |
Underwater rock and extended 0-3 m depth contour, Frebbenholmen. |