These dunes and plains were mostly formed during the Holocene. In the Mid-Holocene the sea levels were about 2 m higher than they are today.
Qrd
This geological unit includes the dunes that adjoin the present coastline.
Qrm
This includes the estuarine plains that were deposited during the Mid-Holocene.
Subdivisions of the East Gippsland alluvial terraces, coastal plains and coastal dunes
Geological subdivision | Landform | Example |
Tertiary | Foothills (dissected former plain) | Extensive foothills at the base of the Highlands |
Qp1 | Dissected high level terraces | Minor occurrences in the upper Mitchell and Perry River valleys |
Qp2 | Undulating plain, minor dissection | Stratford to near Bairnsdale |
Qp3 | Undulating plain | Minor occurrences |
Qp4 | Near level plain, slightly dissected around Bairnsdale | Heyfield, Briagolong, west of Bairnsdale |
Qp5 | Terrace plain | Stratford, Toongabbie, Lucknow |
Qp6 | Terrace plain | Clydebank, Sale, Nambrock |
Qpd | Inland dunes | Mostly east of the Perry river |
Qra | Flood plain | Present flood plains |
Qrd | Coastal dunes | |
Qrm | Marine plain |