Modifying certain natural resources department (DNR) provisions; +modifying certain provisions relating to the control of invasive and nonnative +species; distinguishing exotic species as either invasive or nonnative +species; providing for the control of purple loosestrife infestations with +herbicides; defining or redefining certain terms under the harmful exotic species+ act and modifying certain management program requirements and certain +requirements for the designation of infested waters, imposing restrictions on +commercial fishing; clarifying certain requirements for the classification and +control of exotic, invasive or nonnative species; modifying a certain exception +to the prohibition on the transport of invasive species; modifying certain +penalty provisions; clarifying the exemption for pathogens and terrestrial +arthropods from the provisions; requiring the commissioner to amend a certain +rule by removing a certain exception to the restriction on taking bait from +infested waters; specifying certain term change instructions to the revisor of+ statutes; repealing the definitions of exotic species and harmful exotic +species and certain rules codified in the legislation (Ch. 243, 2004)