Acute toxicity and chronic test of heavy metal Cd toward fish of pantau (Rasbora lateristria, Blecker) have been done from March – May 2008, in the Laboratory Of Water Quality Management, Faculty of Fisheries and Marine Science, Riau University, Pekanbaru. This experiment aimed to determine the lethal and subchronic concentration of the toxicant Cd toward Rasbora lateristriata, Blecker w…