; (2) by inserting after subparagraph (H) the following: (I) shall, using existing amounts appropriated to the Task Force, develop and update, as appropriate, a priority list of invasive species that— (i) reflects an assessment of ecological risk that the listed invasive species represent; (ii) includes populations of invasive plants and animals that— (I) are significantly impacting the structure and function of ecological communities, native species, or habitat within the South Florida ecosystem; or (II) demonstrate a strong potential to reduce, obscure, or otherwise alter key indicators used to measure Everglades restoration progress; and (iii) shall be used by the Task Force and agencies and entities represented on the Task Force to focus cooperative and collaborative efforts— (I) to guide applied research; (II) to develop innovative strategies and tools to facilitate improved management, control, or eradication of listed invasive species; (III) to implement specific management, control, or eradication activities at the appropriate periodicity and intensity necessary to reduce or neutralize the impacts of listed invasive species, including the use of qualified skilled volunteers when appropriate; and (IV) to develop innovative strategies and tools to prevent future introductions of nonnative species; ; (3) in subparagraph (J) (as so redesignated), by striking ecosystem and inserting ecosystem, including the activities described in subparagraph (I)