to the Leine Harzgau: Harz mountains Hassegau: between Mansfeld, Naumburg, Halle and Wettin or Leragau: between the Fuhse and Oker Nordthüringgau: on the left bank of the Elbe, around Magdeburg; territory of the Thuringii which had become part of the Stem Duchy of Saxony Gau Osterwalde: northern and eastern Altmark (Easphalian) or Saltgau: around Salzgitter Schwabengau: western Saxony-Anhalt Scotelingau or Scotelingen: west and northwest of Hildesheim Valedungen or Valothungau: southwest of Halberstadt, along the Leine river Wenzengau or Densigau: around Goslar : around Eschershausen; an untergau of Gudingau Nordalbingia Danish March or Mark Schleswig: between the Eider river and the Danevirke Dithmarschen: northwest of Hamburg in western Schleswig-Holstein Holstengau: south-central Schleswig-Holstein Limes Saxoniae: largely uninhabited and unfortified border area running from the Kieler Förde to the Elbe river east of Hamburg; technically not a gau though sometimes shown as such Stormarn: at the mouth of the Elbe, around Hamburg Westphalia : covered territory in the north of the modern German Landkreis of Emsland and the Westerwolde in the Netherlands, between Aschendorf and Meppen Angeron or Angerngau: northwest of the Ittergau/Nithersi : along the Ruhr river : along the middle Ems around Rheine in the Münster region : between Vechta and Damme Dreingau: in the Münster region, between Greven, Lippstadt, and Lünen Grönegau: around Osnabrück : around Löningen in the west of Oldenburger Münsterland : west of the middle Hunte up to the upper Soeste : in the Sauerland Gau Saterland: southwest of East Frisia, part of the ('Seven Frisian Sealands') and sometimes considered part of Frisia Skopingau: around Schöppingen Südergau: around Münster and Ahlen in the Münsterland Gau Threcwiti: east of the Großes Heiliges Meer or Fenkingau: east of Gau Bursibant : in the Ruhr and Lippe area, roughly corresponding with the eastern (Westphalian) part of the modern Ruhrgebiet Sclavonia Billung March Gau Circipania or Zirzipanien: around the Teterower See in Mecklenburg-Vorpommern Kessinians: between the Warnow and Recknitz rivers, northeast Mecklenburg-Vorpommern, east of Rügen; sometimes considered to extend to the Peene and include Wostrose Obotrites or Abodrites: around the Wismar Bay, northwest Mecklenburg-Vorpommern Gau Polabia: between the lower Elbe and Lake Schwerin Rani or Rujani: island of Rügen and nearby northeast Mecklenburg-Vorpommern around Stralsund Wagria: Wagria peninsula in eastern Schleswig-Holstein, between Lübeck and Kiel Wanzlow or Bukow: island of Usedom and nearby northeast Mecklenburg-Vorpommern south of Wolgast Gau Warnabi: along the upper Warnow, between Lake Schwerin and Lake Müritz Wostrose: