The indigenous species of fish are declining in the water-bodies of Chuadanga district due to widespread use of pesticides and chemical fertilisers on the cropland.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/indigenous-fish-decline-chuadanga
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/daily-sun-bangladesh
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/fisheries-0
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/bangladesh
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/pesticides
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/chemical-fertilisers
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/water-pollution
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/chuadanga
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/south-asia