“ECOLOGICAL ASSESSMENT OF SETU RIVER POLLUTION USING SAPROBIC INDEX AND AQUATIC BIOTA DIVERSITY”. BIOTROPIA 33, no. 2 (April 30, 2026): 231–241. Accessed August 16, 2026. https://journal.biotrop.org/index.php/biotropia/article/view/ecological-assessment-of-setu-river-pollution.