Cogoon 100K map tile Groundwater Dependent Ecosystems (GDEs)
Mapsheet number 8643
Version 1.5
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Surface expression GDE (points)

Known GDE

Derived GDE - moderate confidence

Surface expression GDE (lines)

Derived GDE - high confidence

Ecosystems intermittently connected to aquifers with brackish salinity and alkaline pH in unconsolidated Quaternary alluvia (eMDB_RS_01D)
Channels intermittently connected to aquifers with brackish salinity and alkaline pH in unconsolidated Quaternary alluvia
Parsons S, Evans R and Hoban M (2008) Surface-groundwater connectivity assessment. A report to the Australian Government from the CSIRO Murray-Darling Basin Sustainable Yields Project. CSIRO, Australia.
Surface ecosystems dependent on the surface expression of groundwater

Ecosystems intermittently connected to aquifers with saline salinity and neutral pH in unconsolidated Quaternary alluvia (eMDB_RS_01E)
Channels intermittently connected to aquifers with saline salinity and neutral pH in unconsolidated Quaternary alluvia
Parsons S, Evans R and Hoban M (2008) Surface-groundwater connectivity assessment. A report to the Australian Government from the CSIRO Murray-Darling Basin Sustainable Yields Project. CSIRO, Australia.
Surface ecosystems dependent on the surface expression of groundwater

Ecosystems intermittently connected to aquifers with brackish salinity in sandy plains (eMDB_RS_03A)
Channels within 50 metres of the contact between sandy plains and relatively low permeability rock (e.g. ironstone jump-ups and fine-grained sedimentary rock) and intermittently connected to sandy plain aquifers with brackish salinity
Surface ecosystems dependent on the surface expression of groundwater

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

Ecosystems intermittently connected to aquifers with brackish salinity and alkaline pH in unconsolidated Quaternary alluvia (eMDB_RS_01D)
Lacustrine wetlands, palustrine wetlands, and riverine waterbodies intermittently connected to aquifers with brackish salinity and alkaline pH in unconsolidated Quaternary alluvia
81-100 Derived GDE - Moderate Confidence

Ecosystems intermittently connected to aquifers with saline salinity and neutral pH in unconsolidated Quaternary alluvia (eMDB_RS_01E)
Lacustrine wetlands, palustrine wetlands and riverine waterbodies intermittently connected to aquifers with saline salinity and neutral pH in unconsolidated Quaternary alluvia
81-100 Derived GDE - Moderate Confidence

81-100% GDE, derived GDE - low confidence

Ecosystems intermittently connected to aquifers with fresh salinity and alkaline pH in unconsolidated Quaternary alluvia (eMDB_RS_01B)
Lacustrine and palustrine wetlands intermittently connected to aquifers with fresh salinity and alkaline pH in unconsolidated Quaternary alluvia

Ecosystems intermittently connected to aquifers with brackish salinity and alkaline pH in unconsolidated Quaternary alluvia (eMDB_RS_01D)
Lacustrine and palustrine wetlands intermittently connected to aquifers with brackish salinity and alkaline pH in unconsolidated Quaternary alluvia

Ecosystems intermittently connected to aquifers with saline salinity and neutral pH in unconsolidated Quaternary alluvia (eMDB_RS_01E)
Lacustrine and palustrine wetlands intermittently connected to aquifers with saline 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 alkaline pH in unconsolidated Quaternary alluvia (eMDB_RS_01B)
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 alkaline pH in unconsolidated Quat
Biodiversity status of pre-clearing and remnant regional ecosystems v10.0
Surface ecosystems dependent on the sub-surface presence of groundwater

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 brackish salinity and alkaline pH in unconsolidated Q
Biodiversity status of pre-clearing and remnant regional ecosystems v10.0
Surface ecosystems dependent on the sub-surface presence of groundwater

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 saline salinity and neutral pH in unconsolidated Quat
Biodiversity status of pre-clearing and remnant regional ecosystems v10.0
Surface ecosystems dependent on the sub-surface presence of groundwater

Regional ecosystems dominated by Eucalyptus coolabah (coolibah) intermittently connected to aquifers with brackish salinity and alkaline pH in unconsolidated Quaternary alluvia
81-100 Derived GDE - Moderate Confidence

Ecosystems intermittently connected to aquifers with brackish salinity in sandy plains (eMDB_RS_03A)
Deep rooted regional ecosystems within 50 metres of the contact between sandy plains and relatively low permeability rock (e.g. ironstone jump-ups and fine-grained sedimentary rock) and intermittently connected to sandy plain aquifers with brackish salin

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

Ecosystems intermittently connected to aquifers with brackish salinity and alkaline pH in unconsolidated inland sand ridges (eMDB_RS_04D)
Callitris glaucophylla woodland regional ecosystems intermittently connected to inland sand ridge aquifers with brackish salinity and alkaline pH

Ecosystems intermittently connected to aquifers with saline salinity and neutral pH in unconsolidated inland sand ridges (eMDB_RS_04E)
Callitris glaucophylla woodland regional ecosystems intermittently connected to inland sand ridge aquifers with saline salinity and neutral pH

Ecosystems intermittently connected to aquifers with fresh salinity and alkaline pH in unconsolidated Quaternary alluvia (eMDB_RS_01B)
Deep rooted regional ecosystems intermittently connected to aquifers with fresh salinity and alkaline pH in unconsolidated Quaternary alluvia

Riverine wetlands intermittently connected to aquifers with fresh salinity and alkaline pH in unconsolidated Quaternary alluvia

Deep rooted regional ecosystems intermittently connected to aquifers with brackish salinity and alkaline pH in unconsolidated Quaternary alluvia

Riverine wetlands intermittently connected to aquifers with brackish salinity and alkaline pH in unconsolidated Quaternary alluvia

Riverine wetlands intermittently connected to aquifers with saline salinity and neutral pH in unconsolidated Quaternary alluvia

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 coolabah (coolibah) intermittently connected to aquifers with brackish salinity and alkaline pH in unconsolidated Quaternary alluvia

Regional ecosystems dominated by Eucalyptus coolabah (coolibah) intermittently connected to aquifers with saline salinity and neutral pH in unconsolidated Quaternary alluvia

Deep rooted regional ecosystems within 50 metres of the contact between sandy plains and relatively low permeability rock (e.g. ironstone jump-ups and fine-grained sedimentary rock) and intermittently connected to sandy plain aquifers with brackish salin

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

Ecosystems intermittently connected to aquifers with fresh salinity and alkaline pH in unconsolidated inland sand ridges (eMDB_RS_04B)
Callitris glaucophylla woodland regional ecosystems intermittently connected to inland sand ridge aquifers with fresh salinity and alkaline pH

Subterranean GDE (caves)

Derived GDE - unknown confidence

Potential GDE aquifer

Unconsolidated sedimentary aquifers

Ecosystems intermittently connected to aquifers with fresh salinity and alkaline pH in unconsolidated inland sand ridges (eMDB_RS_04B)

Ecosystems intermittently connected to aquifers with brackish salinity and alkaline pH in unconsolidated inland sand ridges (eMDB_RS_04D)

Ecosystems intermittently connected to aquifers with saline salinity and neutral pH in unconsolidated inland sand ridges (eMDB_RS_04E)

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