Ports & Passes 2014 provides essential tidal and current data for mariners navigating the coastal waters from Olympia, Washington, to Prince Rupert, British Columbia. This comprehensive reference guide offers prediction tables crucial for safe and efficient passage along this detailed stretch of coastline. It serves as an indispensable tool for anyone operating vessels in these specific maritime regions, ensuring they have the most accurate information available for planning their voyages.

This publication is a specialized reference tool for a specific geographic and user group. Its value lies in the detailed, localized data it provides for maritime navigation. The direct utility of tide and current tables suggests it is regarded as a practical and necessary resource for its intended audience.