7777 - Coronation Gulf Western Portion | Nunavut Nautical Chart

The Canadian Hydrographic Service (CHS) Chart 7777 is an official, government-authorized nautical chart meticulously designed for commercial transit vessels, polar exploration ships, northern supply fleets, and experienced Arctic maritime pilots. This crucial publication delivers detailed, high-precision hydrographic mapping of the Coronation Gulf Western Portion (Partie Ouest), tracking the complex channels, island groups, and coastal approaches located along the northern coast of mainland Nunavut, Canada.

Key Features & Hydrographic Data Included:

• Detailed Regional Ocean Mapping: Delivers comprehensive coverage across the western expanses of the Coronation Gulf, tracing essential transit lanes leading toward the Dolphin and Union Strait.

• Official High-Latitude Bathymetry: Features highly accurate localized depth soundings, coastal shelf profiles, bottom composition notations, and clear safety hazards for subarctic shoals, low islands, and rocky reefs.

• Essential Aids to Navigation: Explicitly layouts official Canadian Coast Guard buoys, shore-based range targets, fixed daybeacons, and multiple compass roses precisely calibrated to account for extreme northern magnetic anomalies.

• High-Contrast Multi-Light Legibility: Printed with premium marine-grade inks formulated to remain completely clear, sharp, and highly readable under intense polar glare or the low-light conditions of an Arctic wheelhouse.

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