Stream restoration needs to consider the hyporheic zone just as much as the surface and benthic regions.
Links:
[1] http://admin.indiaenvironmentportal.org.in/feature-article/moving-beyond-banks-hyporheic-restoration-fundamental-restoring-ecological-services
[2] http://admin.indiaenvironmentportal.org.in/category/author/erich-t-hester
[3] http://admin.indiaenvironmentportal.org.in/category/author/michael-n-gooseff
[4] http://admin.indiaenvironmentportal.org.in/category/journal/environmental-science-and-technology
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/ecosystems
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/ecosystem-services
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/surface-water
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/rivers
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/groundwater
[10] http://admin.indiaenvironmentportal.org.in/category/thesaurus/hydrology