Mount Howe 100K map tile Groundwater Dependent Ecosystems (GDEs)
Mapsheet number 8547
Version 1.5
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Surface expression GDE (points)

Known GDE

Surface ecosystems dependent on the surface expression of groundwater
Permeable rocks (rocks with predominantly primary porosity)
Fresh riverine and palustrine spring wetlands in active watercourses with semi-permanent groundwater connectivity to local and regional groundwater flow systems (spring type 3)

CarnarvonNP
Surface ecosystems dependent on the surface expression of groundwater
Permeable rocks (rocks with predominantly primary porosity)
Riverine spring wetlands in active watercourses in upper catchments with ephemeral surface flow with permanent to semi-permanent groundwater connectivity to local groundwater flow systems (spring type 5)

Arch Ck
Surface ecosystems dependent on the surface expression of groundwater
Permeable rocks (rocks with predominantly primary porosity)
Riverine spring wetlands in active watercourses with permanent to semi-permanent groundwater connectivity to local groundwater flow systems (spring type 4)

Boowinda Ck
Riverine spring wetlands in active watercourses in upper catchments with ephemeral surface flow with permanent to semi-permanent groundwater connectivity to local groundwater flow systems (spring type 5)

Riverine spring wetlands in active watercourses in upper catchments with ephemeral surface flow with permanent to semi-permanent groundwater connectivity to local groundwater flow systems (spring type 5)

Mickey'sCrkA

Riverine spring wetlands in active watercourses with permanent to semi-permanent groundwater connectivity to local groundwater flow systems (spring type 4)

Wonga spring (ed3)
Riverine spring wetlands in active watercourses with permanent to semi-permanent groundwater connectivity to local groundwater flow systems (spring type 4)

Ochre Spring (ed6)

The Lakes

un-named

Faloon

White Soaks

TopMoffat

Mickeys creek

Ward's Canyon 3

Ward's Canyon

HellholeGorge

MossGarden

Eden Vale

Phaius

MickeyRidge

Derived GDE - moderate confidence

Boxvale

Merivale
Brackish palustrine spring wetlands with semi-permanent groundwater connectivity (spring type 2)

Canterbury

Surface expression GDE (lines)

Derived GDE - high confidence

Permeable rock aquifers (basalts) (100 hectares or more) with fresh, intermittent groundwater connectivity regime (SURAT_RS_02A)
Channels on or within 100 metres of basalt plains and hills (100 hectares or more) with fresh, intermittent flow

Permeable consolidated sedimentary rock aquifers with fresh, intermittent groundwater connectivity regime supporting surface expression GDEs (SURAT_RS_03B)
Specific channels on sandstone with fresh, intermittent flow
2011 WETLANDS V3; Australasian Groundwater and Environmental Consultants Pty Ltd, Great Artesian Basin Water Resource Plan: Potential River Baseflow from Aquifers of the GAB, Department of Natural Resources and Mines, Brisbane, 2005.

Quaternary alluvial aquifers overlying sandstone ranges with fresh, intermittent groundwater connectivity regime (SURAT_RS_01A)
Channels on alluvia overlying sandstone ranges with fresh, intermittent flow

Ecosystems intermittently connected to aquifers with fresh salinity in relatively homogenous consolidated sedimentary rock (eMDB_RS_05A)
Channels intermittently connected to aquifers with fresh salinity in relatively homogenous consolidated sedimentary rock
Consolidated sedimentary rocks (e.g. Gubberamunda Sandstone, Hooray Sandstone, Hutton Sandstone, Precipice Sandstone, Springbok Sandstone)

Derived GDE - low confidence

Permeable consolidated sedimentary rock aquifers with fresh, intermittent groundwater connectivity regime (SURAT_RS_03A)
Second order or greater channels on sandstone with fresh, intermittent flow
Quartzose sandstones (e.g. Boxvale Sandstone, Clematis Sandstone, Hutton Sandstone, Precipice Sandstone)

Ecosystems intermittently connected to aquifers with fresh salinity in permeable rock (basalt) (eMDB_RS_06C)
Channels within 50 metres of basalt plains and hills and intermittently connected to basalt aquifers with fresh salinity

Surface expression GDE (areas)

81-100% GDE, known GDE

81-100% GDE, derived GDE - high confidence

81-100% GDE, derived GDE - moderate confidence

Quaternary alluvial aquifers overlying sandstone ranges with fresh, intermittent groundwater connectivity regime (SURAT_RS_01A)
Lacustrine and palustrine wetlands, and riverine waterbodies on alluvia overlying sandstone ranges with fresh, intermittent flow
81-100 Derived GDE - Moderate Confidence

Ecosystems intermittently connected to aquifers with fresh salinity in relatively homogenous consolidated sedimentary rock (eMDB_RS_05A)
Lacustrine wetlands, palustrine wetlands, and riverine waterbodies within 50 metres of a channel and intermittently connected to aquifers with fresh salinity in relatively homogenous consolidated sedimentary rock
81-100 Derived GDE - Moderate Confidence
Consolidated sedimentary rocks (e.g. Gubberamunda Sandstone, Hooray Sandstone, Hutton Sandstone, Precipice Sandstone, Springbok Sandstone)

81-100% GDE, derived GDE - low confidence

Ecosystems intermittently connected to aquifers with fresh salinity and neutral pH in unconsolidated Quaternary alluvia (eMDB_RS_01A)
Lacustrine and palustrine wetlands intermittently connected to aquifers with fresh salinity and neutral pH in unconsolidated Quaternary alluvia

01-80% GDE, derived GDE - high confidence

01-80% GDE, derived GDE - moderate confidence

01-80% GDE, derived GDE - low confidence

Terrestrial GDE

Permeable rock aquifers (basalts) (100 hectares or more) with fresh, intermittent groundwater connectivity regime (SURAT_RS_02A)
Treed regional ecosystems within 50 metres of a channel on basalt plains and hills (100 hectares or more) with fresh, intermittent flow
Surface ecosystems dependent on the sub-surface presence of groundwater

Permeable rock aquifers (basalts) (100 hectares or more) with fresh, intermittent groundwater connectivity regime (SURAT_RS_02A)
Treed regional ecosystems within 50 metres of the edge of basalt plains and hills (100 hectares or more) with fresh, intermittent flow
Surface ecosystems dependent on the sub-surface presence of groundwater

Permeable consolidated sedimentary rock aquifers with fresh, intermittent groundwater connectivity regime (SURAT_RS_03A)
Specific regional ecosystems on sandstone with fresh, intermittent flow
81-100 Derived GDE - Moderate Confidence
Surface ecosystems dependent on the sub-surface presence of groundwater
Quartzose sandstones (e.g. Boxvale Sandstone, Clematis Sandstone, Hutton Sandstone, Precipice Sandstone)

Treed regional ecosystems within 50 metres of the edge of basalt plains and hills (100 hectares or more) with fresh, intermittent flow

Quaternary alluvial aquifers overlying sandstone ranges with fresh, intermittent groundwater connectivity regime (SURAT_RS_01A)
Treed regional ecosystems on alluvia overlying sandstone ranges with fresh, intermittent flow

Ecosystems intermittently connected to aquifers with brackish salinity in sandy plains (eMDB_RS_03A)
Deep rooted regional ecosystems intermittently connected to aquifers with brackish salinity in sandy plains where depth to groundwater is estimated to be 30 metres or less
Biodiversity status of pre-clearing and remnant regional ecosystems v10.0

Ecosystems intermittently connected to aquifers with fresh salinity in relatively homogenous consolidated sedimentary rock (eMDB_RS_05A)
Deep rooted regional ecosystems within 50 metres of a channel and intermittently connected to aquifers with fresh salinity in relatively homogenous consolidated sedimentary rock
Biodiversity status of pre-clearing and remnant regional ecosystems v10.0
Consolidated sedimentary rocks (e.g. Gubberamunda Sandstone, Hooray Sandstone, Hutton Sandstone, Precipice Sandstone, Springbok Sandstone)

Ecosystems intermittently connected to aquifers with fresh salinity in permeable rock (basalt) (eMDB_RS_06C)
Deep rooted regional ecosystems within 50 metres of a channel and intermittently connected to basalt aquifers with fresh salinity
Biodiversity status of pre-clearing and remnant regional ecosystems v10.0

Ecosystems intermittently connected to aquifers with fresh salinity in permeable rock (basalt) (eMDB_RS_06C)
Deep rooted regional ecosystems within 50 metres of the edge of basalt plains and hills and intermittently connected to basalt aquifers with fresh salinity

Permeable consolidated sedimentary rock aquifers with fresh, intermittent groundwater connectivity regime (SURAT_RS_03A)
Treed regional ecosystems within 50 metres of a second order or greater channel on sandstone with fresh, intermittent flow
Quartzose sandstones (e.g. Boxvale Sandstone, Clematis Sandstone, Hutton Sandstone, Precipice Sandstone)

Ecosystems intermittently connected to aquifers with fresh salinity and neutral pH in unconsolidated Quaternary alluvia (eMDB_RS_01A)
Deep rooted regional ecosystems intermittently connected to aquifers with fresh salinity and neutral pH in unconsolidated Quaternary alluvia

Ecosystems intermittently connected to aquifers with fresh salinity and neutral pH in unconsolidated Quaternary alluvia (eMDB_RS_01A)
Riverine wetlands intermittently connected to aquifers with fresh salinity and neutral pH in unconsolidated Quaternary alluvia

Ecosystems intermittently connected to aquifers with brackish salinity in sandy plains (eMDB_RS_03A)
Deep rooted regional ecosystems intermittently connected to aquifers with brackish salinity in sandy plains where depth to groundwater is estimated to be greater than 30 metres

Regional ecosystems dominated by Eucalyptus camaldulensis (river red gum), Eucalyptus intertexta (gum coolibah), and/or Corymbia tessellaris (Moreton Bay Ash) intermittently connected to aquifers with fresh salinity and neutral pH in unconsolidated Quate

Riverine wetlands on alluvia overlying sandstone ranges with fresh, intermittent flow

Ecosystems intermittently connected to aquifers with fresh salinity and neutral pH in unconsolidated inland sand ridges (eMDB_RS_04A)
Callitris glaucophylla woodland regional ecosystems intermittently connected to inland sand ridge aquifers with fresh salinity and neutral pH

Riverine wetlands within 50 metres of a second order or greater channel on sandstone with fresh, intermittent flow

Subterranean GDE (caves)

Derived GDE - unknown confidence

Potential GDE aquifer

Unconsolidated sedimentary aquifers

Ecosystems intermittently connected to aquifers with brackish salinity in sandy plains (eMDB_RS_03A)

Ecosystems intermittently connected to aquifers with fresh salinity and neutral pH in unconsolidated inland sand ridges (eMDB_RS_04A)

Consolidated sedimentary aquifers

Permeable consolidated sedimentary rock aquifers with fresh, intermittent groundwater connectivity regime supporting surface expression GDEs (SURAT_RS_03B)

Biodiversity status of pre-clearing and remnant regional ecosystems v10.0; Detailed Surface Geology 2015; Geology 250K

Igneous rock aquifers

Metamorphic rock aquifers

Mixture of consolidated sedimentary, igneous and

or metamorphic rock aquifers

No identified aquifers

Detailed Surface Geology 2015; Geology 250K