Because of the need of protection life, health and property, the littoral area marked by the line between points 1) and 2) and 200 m wide area toward east is prohibited for shipping, mooring and leisure activity. The restriction does not regard fishery boats and shipping on existing fairways. 
1) 54° 20,030' N 19° 13,616' E 
2) 54° 17,012' N 19° 24,275' E