Indigenous fish species, particularly the small ones, are on the verge of extinction due to various reasons including frequent and indiscriminate use of harmful pesticides and chemical fertilisers
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/countrys-indigenous-fish-species-facing-extinction
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/financial-express-bangladesh
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/fisheries-0
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/water-pollution
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/pesticides
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/river-pollution
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/bangladesh
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/south-asia
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/chemical-fertilisers
[10] http://admin.indiaenvironmentportal.org.in/category/thesaurus/wetlands