; (v) identifies impacts of changing ocean carbonate chemistry on the communities described in clause (iv), including impacts from changes in ocean and coastal marine resources that are not managed by the Federal Government; (vi) identifies gaps in understanding of the impacts of ocean acidification on economically or commercially important species, particularly those which support United States commercial, recreational, and tribal fisheries and aquaculture; (vii) identifies habitats that may be particularly vulnerable to corrosive sea water, including areas experiencing multiple stressors such as hypoxia, sedimentation, and harmful algal blooms; (viii) identifies areas in which existing National Integrated Coastal and Ocean Observation System assets, including unmanned maritime systems, may be leveraged as platforms for the deployment of new sensors or other applicable observing technologies; and (ix) is written in collaboration with the agencies responsible for carrying out this subtitle. (B) Form of report (i) Initial report The initial report required under subparagraph (A) shall include the information described in clauses (i) through (ix) on a national level. (ii) Subsequent reports Each report required under subparagraph (A) after the initial report— (I) may describe the information described in clauses (i) through (ix) on a national level