1437 - Summerland Group to Grindstone Island Nautical Chart

The Heart of the West: 1437 - Summerland Group to Grindstone Island

Experience the intricate beauty of the Thousand Islands with the 1437 - Summerland Group to/à Grindstone Island Nautical Chart. This professional-grade hydrographic reference is the essential guide for navigating the "Gateway to the Thousand Islands." Covering the expansive waters between Gananoque, Ontario, and Alexandria Bay, New York, Chart 1437 provides the "ground-truth" data required for safe passage through the river’s most popular recreational and commercial corridors.

Precision Hydrographic & Harbor Data

Produced to the rigorous standards of the Canadian Hydrographic Service (CHS), Chart 1437 delivers comprehensive information for this technical waterway:

• Gananoque & Alexandria Bay Insets: Features high-resolution mapping for the primary hubs of Gananoque and Alexandria Bay, including detailed harbor approaches, public docks, and ferry routes.

• The Admiralty Group & Lake Fleet: Detailed bathymetry for the dense island clusters of the Admiralty Group, providing the precision needed to navigate narrow channels and find hidden anchorages.

• Grindstone Island Coverage: Comprehensive soundings for the waters surrounding Grindstone Island, one of the largest and most historic islands in the region.

• International Shipping Lanes: Clearly identifies the St. Lawrence Seaway shipping channel, including the light characteristics and buoy systems essential for sharing the river with commercial traffic.

A Technical Masterpiece for the Thousand Islands Enthusiast

Beyond its functional use in the cockpit, this chart is a sophisticated piece of maritime history and art for those with a connection to the River.

• Official Technical Aesthetic: Showcases the intricate line work, sounding density, and maritime symbols that define professional Canadian hydrography.

• Vivid Print Quality: Printed with high-definition clarity on premium material, ensuring every shoal, depth contour, and navigational aid is sharp and legible.

• The Perfect Island Gift: An ideal memento for sailors, divers, and residents of Gananoque or the American Narrows who cherish the heritage of the St. Lawrence.
  

  Feature	Details
  Chart Number	1437
  Location	Western Thousand Islands (ON / NY)
  Scale	1:25,000 (Main Chart); High-detail Harbor Insets
  Key Areas	Gananoque, Alexandria Bay, Grindstone Island, Admiralty Group
  Data Type	Hydrographic (Depths, Harbors, Shipping Channels)
  Publisher	Canadian Hydrographic Service (CHS) Standards