; and (ii) any response made by an agency under subparagraph (B) on the date on which such response is received. (5) Essential fish habitat In this subsection, the term habitat areas of particular concern means specific types of areas that are part of or within essential fish habitat that— (A) provide an important ecological function, including for maintaining and restoring the biomass, demographic, spatial, or genetic characteristics of fish populations; (B) are sensitive to human-induced environmental degradation; (C) are or will be significantly stressed by human activities; (D) due to prevailing or anticipated future environmental conditions, are or may become important to the health of managed species; or (E) are rare. . 409. Ocean Aquaculture Research and Policy Program (a) Establishment The Administrator shall establish an Ocean Aquaculture Research and Policy Program to address opportunities, challenges, and innovation in restorative ocean aquaculture development, siting, and operations in the coastal waters and exclusive economic zone through— (1) investment in research and technical assistance to ensure adverse impacts to the marine environment can be fully understood, anticipated, accounted for, and avoided and impacts to wild-capture fisheries and marine wildlife are minimized during the species selection, design, development, siting, and operation of aquaculture facilities