Chart editions / corrections
* 16221 |
Chart: 622 |
Sweden. Central Baltic. Valdemarsviken. Northeast of Stora Ålö. Olsösundet. Underwater rock. |
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Insert | underwater rock | and amend adjacent 0-3 m depth curve to the east according to chartlet | 58-07,426N | 016-50,569E |
Olsösundet. Underwater rock. |