Sustainable Wetland Management in Bangladesh: A Key to Food Security and Biodiversity Conservation

Strategic Insights -

Scientists at Shahjalal University of Science and Technology have conducted a comprehensive study on the biodiversity and conservation status of fish genetic resources in three major wetlands in Bangladesh. The research aims to provide a framework for sustainable wetland management, emphasizing the importance of integrated solutions that support Sustainable Development Goals (SDGs) 2, 14, and 15. The study found that the Sundarbans mangrove exhibited the highest species richness and diversity, followed by the Sylhet floodplain and the Meghna River basin. However, the proportion of vulnerable species was highest in Sylhet, highlighting the need for urgent conservation efforts.

Key Takeaways:

  • The study identified 165 fish species, with 54% of species in Sylhet, 36% in the Sundarbans, and 26% in Meghna not threatened by extinction.
  • The Sundarbans exhibited the highest species richness and diversity, with a total of 71 species identified.
  • The Sylhet floodplain had the highest proportion of vulnerable species, at 15%, followed by the Sundarbans at 12% and the Meghna River basin at 9%.
  • The use of structured questionnaires and stakeholder perceptions was crucial in gaining insights into the conservation status of fish species in the three wetlands.
  • The research emphasizes the importance of integrated wetland management solutions that support SDGs 2, 14, and 15.
  • The study highlights the need for policymakers, researchers, and conservationists to work together to develop sustainable wetland management frameworks that safeguard fish genetic resources, livelihoods, and ecological balance.

Statistics:

  • 165 fish species were identified in the study.
  • 71 species were found in the Sundarbans mangrove.
  • 54% of fish species in Sylhet, 36% in the Sundarbans, and 26% in Meghna were not threatened by extinction.
  • 15% of fish species in Sylhet were vulnerable to extinction.
  • 12% of fish species in the Sundarbans were vulnerable to extinction.
  • 9% of fish species in the Meghna River basin were vulnerable to extinction.

Sources:

  • Fish Genetic Resources and Wetland Conservation in Bangladesh: Comparative Insights on Biodiversity, Sustainable Management, and Sustainable Development Goals, published in Limnological Review, Vol 25, Issue 2, 2025, pp 20.
  • Shahjalal University of Science and Technology (2025). Research from Shahjalal University of Science and Technology in the Area of Sustainable Development Published. Life Science Weekly, 4896.