4340 - Grand Manan | Official Bay of Fundy Marine Map

Navigate the challenging and fog-prone waters of the Bay of Fundy with the CHS Nautical Chart 4340: Grand Manan. Produced by the Canadian Hydrographic Service (CHS), this official nautical chart provides comprehensive coverage of Grand Manan Island, the largest island in the Bay of Fundy, and its surrounding archipelagos.

At a precise 1:60,000 scale, Chart 4340 is an essential safety tool for mariners traversing the Grand Manan Channel and the approaches to the island's many fishing harbors, including North Head, Grand Harbour, and Seal Cove. This region is world-renowned for its extreme tidal ranges and frequent heavy fog, making up-to-date hydrographic data vital for identifying safe passage through deep-water channels and avoiding the treacherous ledges and shoals that ring the island.

Key Navigational Features:

• Official Hydrography: Features detailed depth soundings, seabed composition, and critical tidal information for the southwestern New Brunswick coast.

• Island & Reef Detail: Provides high-resolution mapping of the Murr Ledges, the Three Islands group, and the approach to Machias Seal Island.

• Navigational Aids: Clearly identifies coastal lighthouses (such as Swallowtail and Southwest Head), offshore buoys, and fog signals essential for visual and auditory positioning.

• Safety & Hazard Mapping: Highlights submerged rocks, drying reefs, and areas of local magnetic disturbance to ensure the safety of commercial fishing fleets and recreational cruisers.

• Professional Grade: Printed on high-quality, durable paper to meet official carriage requirements for vessels operating in Canadian coastal waters.

Whether you are a local lobster fisherman or a coastal sailor navigating the transit between Maine and New Brunswick, Chart 4340 provides the reliable accuracy needed for professional-grade marine navigation.