Nautical chart INHO - IN2079 - Approaches to Mundra Port

This National Hydrographic Office - India paper navigation chart (flat chart) covers Indian Ocean, Gulfs of Suez, Aden, Persian, Oman, Red and Arabian Seas, the area Approaches to Mundra Port.

Nautical charts produced by the National Hydrographic Office India (NHO India), part of the Indian Navy, cover a vast maritime area including the Indian coastline, the Arabian Sea, the Bay of Bengal, and key regions across the Indian Ocean.

This region presents highly diverse navigation conditions: tropical waters, monsoon systems, dense maritime traffic, major port hubs (Mumbai, Chennai, Kolkata), and more remote or complex areas such as the Andaman and Nicobar Islands.

These charts are designed for coastal sailors, offshore navigators, and maritime professionals. In such a vast and dynamic environment, selecting the right nautical chart is essential to ensure safety, compliance, and efficiency at sea.

What is this nautical chart used for?

National Hydrographic Office India charts are designed for a wide range of real-world navigation scenarios, from local sailing to international routes.

Coastal navigation along India

Indian coastlines include shallow areas, estuaries, and busy port zones. Charts allow safe navigation by identifying channels, hazards, and restricted areas.

Major port approaches

India’s ports are among the busiest in Asia. Charts provide detailed information on access routes, traffic zones, and infrastructure.

Offshore navigation in the Indian Ocean

For merchant vessels and offshore sailors, these charts support reliable route planning across one of the world’s most strategic maritime regions.

Navigation in sensitive areas

Certain zones require special attention due to seasonal weather (monsoons), regulatory constraints, or heavy traffic.

Compared to digital-only navigation, paper charts provide a comprehensive overview essential for anticipating routes and constraints.

Who is this chart recommended for?

Beginner sailors

In a supervised context, these charts help introduce navigation in tropical and high-traffic environments.

Experienced sailors

Autonomous skippers rely on these charts for precise route planning and hazard management.

Maritime professionals

Shipping, fishing, and port operations depend on the accuracy and reliability of these charts.

Day and night navigation

Detailed buoyage and light information enable use in all visibility conditions.

Complement to electronic systems

They enhance GPS, chartplotters, and ECDIS by offering a strategic, big-picture perspective.

These charts help users clearly understand how they fit into real navigation practices.

Reading and understanding the chart

Scale and level of detail

NHO India charts are available at various scales:

• small-scale charts for offshore navigation,
• large-scale charts for coastal and port areas.

Choosing the appropriate scale is essential depending on your navigation zone.

Key information displayed

• Bathymetry: depths and shallow areas.
• Buoyage systems: buoys, lights, navigation marks.
• Shipping routes: traffic zones.
• Isolated dangers: wrecks, shoals.
• Ports and anchorages: access and infrastructure.

Points of attention

• tidal and current influences,
• seasonal weather conditions,
• density of maritime traffic.

Proper chart reading is critical to anticipate local constraints and navigate safely.

Reliability, updates, and safety

Official and trusted source

Charts are produced by the National Hydrographic Office India, ensuring reliable data aligned with international standards.

Regular updates

Changes in buoyage, infrastructure, and routes are communicated through Notices to Mariners.

Importance of edition date

Using an up-to-date chart is essential, especially in high-traffic and rapidly evolving areas.

GPS compatibility

Charts are compatible with global reference systems such as WGS 84, ensuring accurate GPS positioning.

Best practices

• verify edition and updates,
• integrate weather data,
• cross-check multiple sources,
• maintain redundancy in navigation tools.

Safety relies on both chart quality and disciplined usage.

Paper charts vs digital charts: when and why choose paper?

Advantages of paper charts

• full overview of maritime routes,
• independence from power sources,
• improved anticipation of risk areas,
• readability in complex environments.

Complementarity with digital tools

Electronic systems provide:

• real-time positioning,
• navigation assistance,
• weather integration.

However, they do not replace the strategic understanding provided by paper charts.

When paper charts are indispensable

• offshore navigation,
• long-distance route planning,
• backup in case of system failure,
• training and education.

In the Indian Ocean, combining both formats is essential for safe navigation.

Expert FAQ

Which nautical chart should I choose for sailing in India or the Indian Ocean?

A combination of charts is recommended: general charts for offshore navigation and detailed charts for coastal areas.

Is this chart sufficient on its own?

No. It should be used alongside GPS, weather data, and other navigation resources.

How often should I replace a nautical chart?

Whenever a new edition is released or significant updates occur.

Can this chart be used with a GPS?

Yes. These charts are compatible with modern GPS systems using the WGS 84 reference.

What is the difference compared to SHOM charts?

Each hydrographic office covers a specific region. NHO India charts are the official reference for Indian waters.

Why are paper charts still important?

They provide a global overview and a reliable backup in case of electronic system failure.

Conclusion

National Hydrographic Office India nautical charts are essential tools for navigating Indian waters and the wider Indian Ocean. Their accuracy, reliability, and depth of information make them indispensable for any serious navigation project.

Choosing the right chart, keeping it updated, and using it correctly ensures safer, more efficient, and better-controlled navigation. Nautic Way supports this approach by offering a carefully curated selection tailored to the needs of demanding sailors.

National Hydrographic Office India nautical charts are updated daily and printed only on demand. On the day of printing, they incorporate the latest updates. The chart's publication year is indicated on it.

We strive to offer only the latest versions of nautical charts incorporating the most recent updates.

All nautical charts, whether paper or digital, are printed on demand and include the latest updates. In accordance with Article L221-28 of the French Consumer Code, the right of withdrawal cannot be exercised for goods liable to become obsolete rapidly. Paper charts and digital charts are neither returnable nor exchangeable. Consequently, these orders are final upon placement by the Customer, according to the terms and conditions specified in these General Terms and Conditions of Sale.