This atlas provides a compact reference for navigating Canadian waters by providing tide and current data. It serves as a direct companion to the Canadian Current Atlas, offering a streamlined format for quick lookups. Users can input the Month, Day, and Time to find corresponding page references within the larger atlas, facilitating precise determination of local currents.

This publication is designed as a practical tool for mariners and navigators who rely on detailed current information. Its utility is directly tied to its companion volume, the Canadian Current Atlas, suggesting a specialized audience. The annual update cycle indicates a need for current data in a field where precision is paramount for safety and efficiency.