Description: Supplied by LINZ,toporivers based on topo maps of 1970s and 1980s. River names have been added based ontopo maps andlocal knowledge(mostly Chris Fowles, freshwater scientistat Taranaki Regional Council). Some (limited) editing has been done to match more closely with aerial photography.
Description: Digitised approximately 2002-2003? based on outline around LINZ rivers layer and aerial photography?Minor adjustments made 2015 by Chris Lambert, based on aerial phography and TIN models* showing terrain.(*TIN models created from DTM data supplied by NZ Aerial Mapping for 2006-2007 aerial photography)