UNESCO World Heritage Site 798

Sundarbans Biodiversity Portal of Bangladesh

An Initiative of ABR Lab

10,000 Sq. Km Area
334+ Plant Species
114 Royal Tigers

Home & Overview

Discover the world's largest mangrove forest

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Introduction

The Sundarbans, meaning "beautiful forest," is the world's largest mangrove forest spanning Bangladesh and India. This UNESCO World Heritage Site covers approximately 10,000 sq km and is home to the iconic Royal Bengal Tiger.

Established as a reserve forest in 1875-76, the Sundarbans plays a crucial role in protecting coastal areas from cyclones and tidal surges while supporting unique biodiversity.

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Geography & Climate

Interactive Map

The Sundarbans is located in the delta region of the Ganges, Brahmaputra, and Meghna rivers. It spans the southern districts of Khulna, Satkhira, and Bagerhat.

  • Monsoon: June-September (High Humidity)
  • Winter: November-February (Tourism Peak)
  • Summer: March-May (Cyclone Prone)
  • Tides: 3-5m Amplitude
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Administrative Divisions

Ranges (4)

Khulna, Satkhira, Chandpai, Sarankhola

Beats (16)

Forest management units

Compartments (55)

Monitoring zones

Biodiversity & Ecology

Explore the rich tapestry of life

Mangrove Flora

Sundari Tree Endangered

Sundari

Heritiera fomes

The namesake tree of Sundarbans, valued for timber.

Gewa Tree Common

Gewa

Excoecaria agallocha

Important for pulp and paper industry.

Keora Pioneer

Keora

Sonneratia apetala

Pioneer species in tidal mudflats.

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Floral Diversity Database

334 plant species recorded, including 84 true mangrove species. Database includes medicinal properties and distribution maps.

Wildlife Diversity

πŸ… Mammals

  • Royal Bengal Tiger (approx. 114 individuals)
  • Spotted Deer (Chital)
  • Wild Boar
  • Rhesus Macaque
  • Ganges River Dolphin

πŸ¦… Birds (Avifauna)

  • Over 315 bird species
  • White-bellied Sea Eagle
  • Kingfishers (9 species)
  • Lesser Adjutant Stork
  • Oriental Darter

🐊 Aquatic Life

  • Estuarine Crocodile
  • Irrawaddy Dolphin
  • Over 210 fish species
  • Mudskippers and Horseshoe Crabs
  • River Terrapin

Ecological Zonation

πŸ›‘οΈ Wildlife Sanctuaries

3 sanctuaries covering 1,397 sq km:

  • Sundarbans East Wildlife Sanctuary
  • Sundarbans South Wildlife Sanctuary
  • Sundarbans West Wildlife Sanctuary

Strictly protected, limited access

🌳 Buffer Zones

Multiple-use areas surrounding sanctuaries for sustainable resource extraction and tourism activities under strict regulation.

Controlled access with permits

Species Catalog

From the tiniest plankton to majestic mammals

Plankton in water
View Taxon

Plankton

Microscopic Organisms

Sea sponge texture
View Taxon

Sponges

Porifera

Jellyfish cnidarians
View Taxon

Cnidarians

Jellyfish & Corals

Worms in soil
View Taxon

Worms

Annelids

Mollusc shell
View Taxon

Molluscs

Shellfish & Snails

Crab arthropod
View Taxon

Arthropods

Crabs & Insects

School of fish
View Taxon

Fishes

Ichthyofauna

Frog amphibian
View Taxon

Amphibians

Frogs & Toads

Reptile scales
View Taxon

Reptiles

Snakes & Crocs

Bird in flight
View Taxon

Birds

Avifauna

Royal Bengal tiger
View Taxon

Mammals

Mammalia

Aquatic weeds
View Taxon

Weeds

Aquatic Flora

Mangrove trees
View Taxon

Trees

Forest Flora

Habitat Diversity

Dynamic landscapes shaped by tides and rivers

Coastal Shores
Mangrove Forest
Tidal Creeks
Mudflats
Freshwater Lakes
Estuarine Wetlands

Research & Literature

Academic resources and scientific knowledge

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Scientific Journals

  • Wetlands Ecology and Management

    Peer-reviewed articles on Sundarbans ecosystem dynamics

  • Journal of Mangrove Science

    Species-specific studies and conservation research

  • Bangladesh Journal of Botany

    Flora diversity and vegetation mapping studies

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Books & Field Guides

  • "The Sundarbans of Bangladesh"

    M.S. Islam β€’ Comprehensive ecology guide

  • "Mangrove Ecology of Bangladesh"

    Detailed analysis of flora, fauna, ecosystems

  • Field Guide to Birds

    Illustrated guide to 315+ bird species

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Project Reports

  • UNESCO World Heritage Reports

    Annual monitoring & status updates

  • Forest Dept. Annual Reports

    Tiger census, biodiversity surveys

  • World Bank Environmental Studies

    Climate change impact assessments

Tourism & Visitor Information

Plan your adventure to the Sundarbans

Popular Tourist Spots

Kotka

Kotka

Dense forest area ideal for wildlife spotting, with observation towers and beach access.

🦌 Wildlife πŸ–οΈ Beach πŸ—Ό Tower
Hiron Point

Hiron Point (Nilkamal)

Best location for tiger sightings, featuring watchtowers and scenic creek views.

πŸ… Tigers πŸ¦… Birds πŸ“· Photo Ops
Karamjal

Karamjal

Wildlife breeding center with crocodile sanctuary and spotted deer enclosure.

🐊 Crocodiles 🦌 Deer Park πŸ‘¨β€πŸ‘©β€πŸ‘§ Family
Dublar Char

Dublar Char

Island famous for Rash Mela festival and fishing traditions.

πŸŽ‰ Festival 🎣 Fishing 🏝️ Island

Rules & Regulations

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Permits Required

  • Entry permits from Forest Department
  • Registered tour operators only
  • Advance booking recommended
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Code of Conduct

  • No littering or plastic waste
  • Maintain safe distance from wildlife
  • No loud noises or disturbances
  • Follow guide instructions strictly
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Entry Fees

  • Bangladeshi: 500-1000 BDT
  • Foreign: 2000-3000 BDT
  • Camera fees apply separately

Governance & Management

Protecting the forest for future generations

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Forest Laws & Acts

Wildlife (Conservation & Security) Act 2012

Primary legislation for wildlife protection and habitat conservation in Bangladesh.

Forest Act 1927

Governs forest management, resource extraction, and administrative procedures.

Bangladesh Wildlife (Preservation) Order 1973

Establishes protected areas and species conservation measures.

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Administrative Structure

Divisional Forest Officer (DFO)

Overall management and policy implementation

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Range Officers (4)

Regional supervision and coordination

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Beat Officers (16)

Ground-level management and patrol

Contact: Bangladesh Forest Department, Khulna Division

Email: dfo.sundarbans@forestdept.gov.bd

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Conservation Projects

Tiger Conservation Project

Monitoring, anti-poaching, and habitat restoration initiatives

Active

Mangrove Afforestation Program

Coastal plantation to combat erosion and climate change

Active

Community-Based Conservation

Engaging local communities in sustainable resource management

Active

Media & News

Latest updates and documentaries

πŸ“° Recent News

2024

Tiger Census Results

Latest survey estimates 114 Royal Bengal Tigers in Bangladesh Sundarbans, showing stable population.

2024

UNESCO Monitoring Mission

World Heritage Committee commends Bangladesh's conservation efforts and management practices.

2023

Climate Adaptation Initiative

New project launched to strengthen mangrove resilience against sea-level rise and cyclones.

🎬 Documentaries

Sundarbans Tiger
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"The Sundarbans: Where Land Meets Sea"

BBC Earth documentary exploring the unique ecosystem and wildlife

Mangrove Forest
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"Tigers of the Mangroves"

National Geographic special on Royal Bengal Tiger conservation

Sundarbans Birds
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"Sundarbans: The Last Frontier"

Local production highlighting community conservation efforts