Forestvale 100K map tile Groundwater Dependent Ecosystems (GDEs)
Mapsheet number 8446
Version 1.5
View wetland summary information
GDE mapping background and FAQ
View GDE spatial metadata
View tile boundary metadata

Surface expression GDE (points)

Known GDE

CrystalA
Surface ecosystems dependent on the surface expression of groundwater
Permeable rocks (rocks with predominantly primary porosity)
Fresh to brackish palustrine spring wetlands in topographic lows with permanent groundwater connectivity (spring type 1a)

CrystalB
Surface ecosystems dependent on the surface expression of groundwater
Permeable rocks (rocks with predominantly primary porosity)
Fresh to brackish palustrine spring wetlands in the interface between floodplain and riverine environments with permanent groundwater connecitivity (spring type 1b)
Fresh to brackish palustrine spring wetlands in the interface between floodplain and riverine environments with permanent groundwater connectivity (spring type 1b)

CrystBrI
Surface ecosystems dependent on the surface expression of groundwater
Permeable rocks (rocks with predominantly primary porosity)
Fresh to brackish palustrine spring wetlands in topographic lows with permanent groundwater connectivity (spring type 1a)

CrystBII
Fresh to brackish palustrine spring wetlands in the interface between floodplain and riverine environments with permanent groundwater connecitivity (spring type 1b)
Fresh to brackish palustrine spring wetlands in the interface between floodplain and riverine environments with permanent groundwater connectivity (spring type 1b)

Derived GDE - moderate confidence

Surface expression GDE (lines)

Derived GDE - high confidence

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

Surface expression GDE (areas)

81-100% GDE, known GDE

81-100% GDE, derived GDE - high confidence

81-100% GDE, derived GDE - moderate confidence

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

Ecosystems intermittently connected to aquifers with fresh salinity and neutral pH in unconsolidated Quaternary alluvia (eMDB_RS_01A)
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
Biodiversity status of pre-clearing and remnant regional ecosystems v10.0
Surface ecosystems dependent on the sub-surface presence of groundwater

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
81-100 Derived GDE - Moderate Confidence
Surface ecosystems dependent on the sub-surface presence of groundwater

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
Biodiversity status of pre-clearing and remnant regional ecosystems v10.0
81-100 Derived GDE - Moderate Confidence
Surface ecosystems dependent on the sub-surface presence of groundwater

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
81-100 Derived GDE - Moderate Confidence
Consolidated sedimentary rocks (e.g. Gubberamunda Sandstone, Hooray Sandstone, Hutton Sandstone, Precipice Sandstone, Springbok 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

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

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

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

Ecosystems intermittently connected to aquifers with fresh salinity in relatively homogenous consolidated sedimentary rock (eMDB_RS_05A)
Biodiversity status of pre-clearing and remnant regional ecosystems v10.0; Detailed Surface Geology 2015; Geology 250K
Consolidated sedimentary rocks (e.g. Gubberamunda Sandstone, Hooray Sandstone, Hutton Sandstone, Precipice Sandstone, Springbok Sandstone)

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