Fish Kills in Indiana: Their Causes and Prevention
For anyone who has a stocked pond--and there are thousands in Indiana--fish kills can be quite a problem. The condition called "fish kill" occurs when a number of fish in a given body of water die from a specific cause. This publication discusses causes of "fish kills" and measures of prevention.
The link address is: http://www.ces.purdue.edu/extmedia/FNR/FNR-69.pdf