A chemical carrier was inbound for a port in good visibility and weather conditions. This was the first time the Master and OOW had entered this particular port. In preparing the passage plan, slack water had been chosen as a time best suited to berth as the tidal stream would be minimal. Low water was predicted to be at 1515 with a height of 1.1 metres, and the plan was to arrive around this time. The next daylight slack water was just over 19 hours later at high tide with a height of 4.7...