Emergency Contact Navigational Booklet - Tides Home Latest updates Publications Navigational Booklet - Tides 13 May 2021 Download page as PDF Sign up for alerts The purpose of this navigational booklet is to enable seafarers to have a better understanding on how to perform tidal calculations. The booklet includes several complete examples of calculations as well as a number of practice questions to generate a better understanding on the topic. Share: Share: Back to top Latest insights 21 Apr 2026 Annual Report 2025 View article Annual Report 2025 23 Feb 2026 年规则 2026 View article 年规则 2026 23 Feb 2026 Regels 2026 View article Regels 2026 Sign up for alerts