Please also observe as follows:- Pilotage service is compulsory, when a vessel calls any port in Marmara Sea, Including Yalova Shipyard Complex.- Pilotage, Tugging and Mooring/Unmooring will be paid with 50% overtime if vessel is berthed or un-berthed during Official Holidays.- Pilotage at Turkish Straits will be subject to 50% overtime during Saturday, Sunday and holidays.- Above Yalova PDA is calculated based on 14 days of stay.- If the vsls stay at the anchorage more than 3 days (72 hrs) for any reason then; GRT x Usd.0,05 for the period of one month, anchorage dues is charged which is valid for all Turkish ports until the end of the period.