ZCZC FA21 040422 UTC OF JULY FINNISH NAV WARN 338/26. SEA AREA OF KOTKA APPROACHES IS CLOSED AREA IS LIMITED TO KAUNISSAAREN SELK IN WEST HAMINA HARBOUR IN NORTH TERRITORIAL SEA LIMIT IN EAST TERRITORIAL SEA LIMIT IN SOUTH FURTHER INFORMATION FROM KOTKA VTS ON VHF CHANNEL 67. NNNN