Gully System : A steep headwater channel on a hillslope consisting of a headwall, a transport zone, and in some cases a fan. It acts as a conduit for water, sediment, and woody debris
British Columbia Ministry of Forests and Range, Acronyms and Initialisms for Forestry Terms in British Columbia, Canada 2008. http://www.for.gov.bc.ca/hfd/library/documents/acr onyms/ & http://www.for.gov.bc.ca/hfd/library/documents/glo ssary/Glossary.pdf, (For Fr - Canad) {16}