Palanisamy PMallikaraj DSasikala GBhuvaneshwari NNatarajan G M2020-07-222020-07-222011-03-100976 –3333http://www.ijpba.info/ijpba/index.php/ijpba/article/view/224/158https://dspace.psgrkcw.com/handle/123456789/401Effect of sublethal (0.25%) concentration of electroplating Industrial effluent chromium on bimodal respiratory rhythm of Mystus cavasius (Ham) was studied. Result revealed that at sublethal concentration the respiratory rhythm was significantly disrupted. The significance of the results is discussed from a chronotoxicological point of view.enChromiumMystus cavasiusBimodal respirationaerialaquatic respirationArticle