7779 - Dease Strait | Nunavut Arctic Marine Chart

The Canadian Hydrographic Service (CHS) Chart 7779 is an official, government-authorized nautical chart expertly constructed for high-latitude cargo carriers, polar scientific research vessels, northern resupply fleets, and Arctic maritime pilots. This essential cartographic publication provides precise, detailed hydrographic mapping of Dease Strait, a critical navigational channel in Nunavut, Canada, positioned directly between the mainland's Kent Peninsula and the southern coast of Victoria Island.

Key Features & Hydrographic Data Included:

• Critical Northwest Passage Corridor: Maps the vital deep-water connection linking the Coronation Gulf to the west with Queen Maud Gulf and the approaches to Cambridge Bay to the east.

• Official Polar Bathymetry: Features highly reliable localized depth soundings, undersea bottom contours, coastal shelf margins, and distinct warning indices for shoals, isolated rocks, and jagged subarctic reefs.

• Essential Aids to Navigation: Explicitly layouts official Canadian Coast Guard buoys, shoreline steering beacons, fixed range targets, and multiple high-latitude compass roses calibrated for complex regional magnetic variation.

• High-Contrast Multi-Light Legibility: Printed using premium, high-visibility marine inks to ensure the chart remains completely sharp and readable under direct polar glare or dim wheelhouse conditions.

• Official Safety & Carriage Compliance: Fully satisfies mandatory vessel carriage regulations and Canada Shipping Act requirements for macro-scale voyage planning and physical chart carriage within northern safety sectors.