Detection of food limitation in health of white sucker (Catostomus commersoni) 5 years after the closure of a bleached kraft pulp mill

Recovery of fish after implementing better management of effluent or following the closure of pulp mills is not well studied. Results from existing studies suggest the predominant responses observed during the operation of mills would predict a pathway of recovery, but this hypothesis has not been tested at mills with variable effects on fish. Multiple studies done at a mill in northern Ontario showed variable responses in white sucker …