Which is the Largest Mangrove Forest in India? Check Details Here

India is home to one of the world’s richest mangrove ecosystems. Find out which is the largest mangrove forest in India and get to know its location, importance to wildlife, and key role in protecting our environment. 

Nikhil Batra
Jul 25, 2025, 22:41 IST
Largest Mangrove Forest in India
Largest Mangrove Forest in India

Mangrove forests are a special kind of ecosystem that are found along the coastlines. These forests develop where rivers meet the sea and have salt-tolerant trees and shrubs that grow in muddy, swampy areas. Mangrove forests play an important role in nature's ecosystem and protect coastal regions from natural disasters like storms and floods. These forests also support a wide range of wildlife and act as breeding grounds for many fish species.

India has some of the most unique and ecologically rich mangrove forests in the world. These forests are found along the eastern and western coasts, and also in the islands of the country. Among them, one stands out for its vast size, biodiversity, and importance—not just in India but on a global scale. This is the Sundarbans, which is the largest mangrove forest in India.

Located in the southern part of West Bengal, the Sundarbans is part of the massive delta formed by the Ganga, Brahmaputra, and Meghna rivers. It is spread across both India and Bangladesh, and is known for its dense mangrove cover, unique wildlife, and fragile beauty. This forest is not only a natural wonder but also a vital part of the ecosystem that supports millions of people and countless species.

In this article, we explore what makes the Sundarbans the biggest mangrove forest in India, why it is important, what challenges it faces, and how it compares with other mangrove forests across the country. Understanding this incredible forest helps us appreciate the vital role such ecosystems play in our environment and why they need to be protected.

About the Sundarbans

The Sundarbans is not just the biggest mangrove forest in India, but also one of the largest in the world. It stretches across the southern part of West Bengal, near the border with Bangladesh. In fact, a large part of the Sundarbans lies in Bangladesh, but the Indian side is still vast and incredibly rich in wildlife.

The Indian Sundarbans covers an area of about 4,200 square kilometers of mangrove forest and around 2,200 square kilometers of water bodies like rivers, estuaries, and creeks. The forest spreads across the delta formed by three rivers—the Ganga, Brahmaputra, and Meghna—as they flow into the Bay of Bengal.

Why Is the Sundarbans So Special?

There are many reasons why the Sundarbans is famous, not just in India, but all over the world.

1. Rich Biodiversity: The Sundarbans is a treasure house of plants and animals. It has more than 80 species of mangroves, and the forest is home to Royal Bengal Tigers, saltwater crocodiles, spotted deer, monkeys, and many kinds of birds and fishes.

2. UNESCO World Heritage Site: Because of its ecological importance and natural beauty, the Sundarbans National Park was declared a UNESCO World Heritage Site in 1987.

3. Natural Protection: Mangroves act like a natural shield. They protect coastal areas from floods, cyclones, and erosion. Their roots hold the soil together, while the trees act as a barrier against strong winds and high waves.

4. Home to the Bengal Tiger: The Sundarbans is the only mangrove forest in the world where tigers live and swim. The Royal Bengal Tiger here is a symbol of strength and survival, adapted to the watery landscape of this forest.

In conclusion, the Sundarbans is not just the biggest mangrove forest in India—it is a lifeline for both nature and people. It supports rare wildlife, protects our coastlines, and reminds us of how beautiful and complex nature can be. As we face more environmental challenges, it is more important than ever to understand and protect forests like the Sundarbans.


Nikhil Batra
Nikhil Batra

Content Writer

Nikhil comes from a commerce background, but his love for writing led him on a different path. With more than two years of experience as a content writer, he aspires to breathe life into words. He completed his B.Com. from DU and finds joy in traveling and exploring new and hidden places. Do drop your feedback for him at nikhil.batra@jagrannewmedia.com and let him know if you love his work

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