4446 - Antigonish Harbour | St. Georges Bay Nova Scotia Marine Map

Navigate the scenic and sensitive estuary of the Antigonish River with the specialized detail of CHS Nautical Chart 4446. Providing high-resolution coverage of Antigonish Harbour, this chart is an essential resource for mariners entering this sheltered inlet from St. Georges Bay. Known for its shifting sandbars, significant tidal fluctuations, and rich biodiversity, Antigonish Harbour requires the precise hydrographic data found only in official Canadian Hydrographic Service documents to ensure safe and responsible maritime transit.

Chart 4446 features a large-scale view of the harbor’s narrow entrance and the winding channels that lead toward the town of Antigonish. It offers critical information on the "Bar" at the harbor mouth, depth soundings for the inner basins, and the precise location of navigational buoys that guide boaters through the estuary’s complex topography. Whether you are a local fisher, a recreational sailor visiting from the Northumberland Strait, or an environmental researcher, this chart provides the accuracy needed to manage the shallow-water hazards and drying flats of this iconic Nova Scotia waterway.

Key Features include:

• Large-Scale Harbour Detail: Focused mapping of the entire Antigonish Harbour estuary, from the St. Georges Bay entrance to the upper tidal reaches.

• Hydrographic Accuracy: Features precise depth soundings and seabed composition data essential for navigating the harbor’s ever-changing sandbars.

• Navigation-Critical Data: Includes the latest information on range lights, channel markers, and seasonal buoyage for the "Antigonish Bar."

• Shoreline & Coastal Features: Meticulously records the contours of Mahoney’s Beach, Monks Head, and the surrounding salt marshes.

• Professional Grade: Produced to the rigorous standards of the Canadian Hydrographic Service (CHS) for professional navigation, coastal management, and GIS spatial analysis.