What must be obtained before using piscicides in Illinois?

Before using piscicides in Illinois, it is essential to obtain a permit. The purpose of this requirement is to ensure that the application of piscicides, which are chemical substances used to control fish populations, is conducted safely and in a controlled manner. The permit process typically involves an evaluation of the intended use, potential environmental impacts, and compliance with state regulations aimed at protecting aquatic ecosystems and public health.

Obtaining a permit ensures that proper guidelines are followed and that there is oversight from relevant authorities. This process is vital because improper use of piscicides can lead to harmful effects on non-target species, water quality, and overall ecosystem health. Therefore, securing a permit is a crucial step that helps mitigate these risks and promotes responsible management of aquatic resources.