Allora 100K map tile Groundwater Dependent Ecosystems (GDEs)
Mapsheet number 9241
Version 1.5
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Surface expression GDE (points)

Known GDE

Radio Springs
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)

Traprock spring at Sorrento
Surface ecosystems dependent on the surface expression of groundwater
Fractured rocks (rocks with predominantly secondary porosity)

Granite spring near Leslie Dam
Surface ecosystems dependent on the surface expression of groundwater
Fractured rocks (rocks with predominantly secondary porosity)

MENKINS SOAK

BRAESIDE SPRING
Fractured rocks (rocks with predominantly secondary porosity)

TURNER CREEK HEAD
Permeable rocks (rocks with predominantly primary porosity)

TURNERS DAM

SORRENTO SPRING
Permeable rocks (rocks with predominantly primary porosity)

Derived GDE - moderate confidence

Surface expression GDE (lines)

Derived GDE - high confidence

Ecosystems intermittently connected to aquifers with fresh salinity and neutral pH in unconsolidated Quaternary alluvia supported by groundwater flow from geologically stratified, fractured basalt aquifers in high rainfall areas (eMDB_RS_01H)
Channels intermittently connected to aquifers with fresh salinity and neutral pH in unconsolidated Quaternary alluvia supported by groundwater flow from geologically stratified, fractured basalt aquifers
Alluvia supported by groundwater flow from basalt

Ecosystems near-permanently connected to aquifers with fresh salinity and neutral pH in unconsolidated Quaternary alluvia supported by groundwater flow from permeable rock (granite) aquifers in low rainfall areas (eMDB_RS_01I)
Channels near-permanently connected to aquifers with fresh salinity and neutral pH in unconsolidated Quaternary alluvia supported by groundwater flow from permeable rock (granite) aquifers in low rainfall areas
Alluvia supported by groundwater flow from granite

Ecosystems intermittently connected to aquifers with fresh salinity and neutral pH in unconsolidated Quaternary alluvia supported by groundwater flow from fractured rock (e.g. Texas beds) aquifers (eMDB_RS_01J)
Channels intermittently connected to aquifers with fresh salinity and neutral pH in unconsolidated Quaternary alluvia supported by groundwater flow from fractured rock (e.g. Texas beds) aquifers
Alluvia supported by groundwater flow from fractured rock (e.g. Texas beds)

Ecosystems permanently connected to aquifers with fresh salinity and neutral pH in unconsolidated Quaternary alluvia (eMDB_RS_01K)
Channels permanently connected to aquifers with fresh 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.

Ecosystems near-permanently connected to aquifers with fresh salinity and neutral pH in unconsolidated Quaternary alluvia supported by groundwater flow from permeable rock (granite) aquifers in high rainfall areas (eMDB_RS_01Q)
Channels near-permanently connected to aquifers with fresh salinity and neutral pH in unconsolidated Quaternary alluvia supported by groundwater flow from permeable rock (granite) aquifers in high rainfall areas
Alluvia supported by groundwater flow from granite

Ecosystems near-permanently connected to aquifers with fresh salinity in fractured rock (granite) in high rainfall areas (eMDB_RS_07D)
Channels near-permanently connected to granite aquifers with fresh salinity in high rainfall areas

Ecosystems intermittently connected to aquifers with fresh salinity in unconsolidated Quaternary alluvia associated with catchment constrictions (eMDB_RS_02A)
Channels intermittently connected to alluvial aquifers with fresh salinity associated with catchment constrictions

Ecosystems intermittently connected to aquifers with fresh salinity in geologically stratified permeable rock (basalt) in high rainfall areas (eMDB_RS_06A)
Channels intermittently connected to basalt aquifers with fresh salinity in high rainfall areas lower than 750 metres in elevation

Ecosystems intermittently connected to aquifers with fresh salinity in fractured rock (granite) in low rainfall areas (eMDB_RS_07A)
First or second order channels intermittently connected to granite aquifers with fresh salinity in low rainfall areas

Ecosystems near-permanently connected to aquifers with fresh salinity in fractured rock (granite) in low rainfall areas (eMDB_RS_07B)
First or second order channels near-permanently connected to granite aquifers with fresh salinity in low rainfall areas

Ecosystems intermittently connected to aquifers with fresh salinity in fractured rock (granite) in high rainfall areas (eMDB_RS_07C)
First order channels intermittently connected to granite aquifers with fresh salinity in high rainfall areas

Derived GDE - low confidence

Ecosystems intermittently connected to aquifers with fresh salinity and neutral pH in unconsolidated Quaternary alluvia in the Condamine River drainage basin sub-area (eMDB_RS_01S)
Channels intermittently connected to aquifers with fresh salinity and neutral pH in unconsolidated Quaternary alluvia in the Condamine River drainage basin sub-area

Ecosystems intermittently connected to aquifers with fresh salinity in relatively heterogeneous consolidated sedimentary rock (eMDB_RS_05B)
Channels intermittently connected to aquifers with fresh salinity in relatively heterogeneous consolidated sedimentary rock
Consolidated sedimentary rocks (e.g. Kumbarilla beds, Mooga Sandstone)

Ecosystems intermittently connected to aquifers with fresh salinity in fractured rock (e.g. Texas beds) (eMDB_RS_08A)
Second order channels intermittently connected to metamorphic rock aquifers with fresh salinity

Surface expression GDE (areas)

81-100% GDE, known GDE

81-100% GDE, derived GDE - high confidence

Ecosystems intermittently connected to aquifers with fresh salinity and neutral pH in unconsolidated Quaternary alluvia supported by groundwater flow from fractured rock (e.g. Texas beds) aquifers (eMDB_RS_01J)
Lacustrine wetlands, palustrine wetlands, and riverine waterbodies intermittently connected to aquifers with fresh salinity and neutral pH in unconsolidated Quaternary alluvia supported by groundwater flow from fractured rock (e.g. Texas beds) aquifers
Alluvia supported by groundwater flow from fractured rock (e.g. Texas beds)

Ecosystems near-permanently connected to aquifers with fresh salinity and neutral pH in unconsolidated Quaternary alluvia supported by groundwater flow from permeable rock (granite) aquifers in high rainfall areas (eMDB_RS_01Q)
Lacustrine wetlands, palustrine wetlands, and riverine waterbodies near-permanently connected to aquifers with fresh salinity and neutral pH in unconsolidated Quaternary alluvia supported by groundwater flow from permeable rock (granite) aquifers in high
Alluvia supported by groundwater flow from granite

81-100% GDE, derived GDE - moderate confidence

Ecosystems intermittently connected to aquifers with fresh salinity in unconsolidated Quaternary alluvia associated with catchment constrictions (eMDB_RS_02A)
Lacustrine wetlands, palustrine wetlands, and riverine waterbodies intermittently connected to alluvial aquifers with fresh salinity associated with catchment constrictions
81-100 Derived GDE - Moderate Confidence

Ecosystems intermittently connected to aquifers with fresh salinity in fractured rock (granite) in high rainfall areas (eMDB_RS_07C)
Lacustrine wetlands, palustrine wetlands, and riverine waterbodies within 50 metres of a channel and intermittently connected to granite aquifers with fresh salinity in high rainfall areas
81-100 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 in the Condamine River drainage basin sub-area (eMDB_RS_01S)
Lacustrine and palustrine wetlands intermittently connected to aquifers with fresh salinity and neutral pH in unconsolidated Quaternary alluvia in the Condamine River drainage basin sub-area

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 supported by groundwater flow from geologically stratified, fractured basalt aquifers in high rainfall areas (eMDB_RS_01H)
Deep rooted regional ecosystems intermittently connected to aquifers with fresh salinity and neutral pH in unconsolidated Quaternary alluvia supported by groundwater flow from geologically stratified, fractured basalt aquifers
Biodiversity status of pre-clearing and remnant regional ecosystems v10.0
Surface ecosystems dependent on the sub-surface presence of groundwater
Alluvia supported by groundwater flow from basalt

Ecosystems near-permanently connected to aquifers with fresh salinity and neutral pH in unconsolidated Quaternary alluvia supported by groundwater flow from permeable rock (granite) aquifers in low rainfall areas (eMDB_RS_01I)
Deep rooted regional ecosystems near-permanently connected to aquifers with fresh salinity and neutral pH in unconsolidated Quaternary alluvia supported by groundwater flow from permeable rock (granite) aquifers in low rainfall areas
Biodiversity status of pre-clearing and remnant regional ecosystems v10.0
Surface ecosystems dependent on the sub-surface presence of groundwater

Ecosystems near-permanently connected to aquifers with fresh salinity and neutral pH in unconsolidated Quaternary alluvia supported by groundwater flow from permeable rock (granite) aquifers in low rainfall areas (eMDB_RS_01I)
Riverine wetlands near-permanently connected to aquifers with fresh salinity and neutral pH in unconsolidated Quaternary alluvia supported by groundwater flow from permeable rock (granite) aquifers in low rainfall areas
Surface ecosystems dependent on the sub-surface presence of groundwater

Ecosystems intermittently connected to aquifers with fresh salinity and neutral pH in unconsolidated Quaternary alluvia supported by groundwater flow from fractured rock (e.g. Texas beds) aquifers (eMDB_RS_01J)
Deep rooted regional ecosystems intermittently connected to aquifers with fresh salinity and neutral pH in unconsolidated Quaternary alluvia supported by groundwater flow from fractured rock (e.g. Texas beds) aquifers
Biodiversity status of pre-clearing and remnant regional ecosystems v10.0
Alluvia supported by groundwater flow from fractured rock (e.g. Texas beds)

Riverine wetlands intermittently connected to aquifers with fresh salinity and neutral pH in unconsolidated Quaternary alluvia supported by groundwater flow from fractured rock (e.g. Texas beds) aquifers

Ecosystems near-permanently connected to aquifers with fresh salinity and neutral pH in unconsolidated Quaternary alluvia supported by groundwater flow from permeable rock (granite) aquifers in high rainfall areas (eMDB_RS_01Q)
Deep rooted regional ecosystems near-permanently connected to aquifers with fresh salinity and neutral pH in unconsolidated Quaternary alluvia supported by groundwater flow from permeable rock (granite) aquifers in high rainfall areas

Riverine wetlands near-permanently connected to aquifers with fresh salinity and neutral pH in unconsolidated Quaternary alluvia supported by groundwater flow from permeable rock (granite) aquifers in high rainfall areas

Ecosystems intermittently connected to aquifers with fresh salinity and neutral pH in unconsolidated Quaternary alluvia in the Condamine River drainage basin sub-area (eMDB_RS_01S)
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

Ecosystems permanently connected to aquifers with fresh salinity and neutral pH in unconsolidated Quaternary alluvia (eMDB_RS_01K)
Treed regional ecosystems permanently connected to aquifers with fresh salinity and neutral pH in unconsolidated Quaternary alluvia
81-100 Derived GDE - Moderate Confidence

Ecosystems permanently connected to aquifers with fresh salinity and neutral pH in unconsolidated Quaternary alluvia (eMDB_RS_01K)
Riverine wetlands permanently connected to aquifers with fresh salinity and neutral pH in unconsolidated Quaternary alluvia

Ecosystems intermittently connected to aquifers with fresh salinity in unconsolidated Quaternary alluvia associated with catchment constrictions (eMDB_RS_02A)
Deep rooted regional ecosystems intermittently connected to alluvial aquifers with fresh salinity associated with catchment constrictions

Riverine wetlands intermittently connected to alluvial aquifers with fresh salinity associated with catchment constrictions

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 fresh salinity in geologically stratified permeable rock (basalt) in high rainfall areas (eMDB_RS_06A)
Deep rooted regional ecosystems within 50 metres of the edge of basalt plains and hills and intermittently connected to basalt aquifers with fresh salinity in high rainfall areas

Ecosystems intermittently connected to aquifers with fresh salinity in fractured rock (granite) in high rainfall areas (eMDB_RS_07C)
Deep rooted regional ecosystems within 50 metres of a channel and intermittently connected to granite aquifers with fresh salinity in high rainfall areas

Ecosystems near-permanently connected to aquifers with fresh salinity in fractured rock (granite) in high rainfall areas (eMDB_RS_07D)
Deep rooted regional ecosystems within 50 metres of a channel and near-permanently connected to granite aquifers with fresh salinity in high rainfall areas

Deep rooted regional ecosystems intermittently connected to aquifers with fresh salinity and neutral pH in unconsolidated Quaternary alluvia in the Condamine River drainage basin sub-area

Riverine wetlands intermittently connected to aquifers with fresh salinity and neutral pH in unconsolidated Quaternary alluvia in the Condamine River drainage basin sub-area

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 in fractured rock (granite) in low rainfall areas (eMDB_RS_07A)
Deep rooted regional ecosystems within 50 metres of a channel and intermittently connected to granite aquifers with fresh salinity in low rainfall areas

Ecosystems near-permanently connected to aquifers with fresh salinity in fractured rock (granite) in low rainfall areas (eMDB_RS_07B)
Deep rooted regional ecosystems within 50 metres of a channel and near-permanently connected to granite aquifers with fresh salinity in low rainfall areas

Ecosystems intermittently connected to aquifers with fresh salinity in fractured rock (e.g. Texas beds) (eMDB_RS_08A)
Deep rooted regional ecosystems within 50 metres of a channel intermittently connected to metamorphic rock aquifers with fresh salinity

Ecosystems intermittently connected to aquifers with fresh salinity in fractured rock (e.g. Texas beds) (eMDB_RS_08A)
Riverine wetlands within 50 metres of a channel intermittently connected to metamorphic rock aquifers with fresh salinity

Ecosystems intermittently connected to aquifers with fresh salinity in fractured rock (limestone) (eMDB_RS_08B)
Deep rooted regional ecosystems intermittently connected to limestone aquifers with fresh salinity

Ecosystems intermittently connected to perched aquifers with fresh salinity and neutral pH in unconsolidated Quaternary alluvia in the Condamine River drainage basin sub-area (eMDB_RS_01T)
Regional ecosystems dominated by Eucalyptus camaldulensis (river red gum), Eucalyptus intertexta (gum coolibah), and/or Corymbia tessellaris (Moreton Bay Ash) intermittently connected to perched aquifers with fresh salinity and neutral pH in unconsolidat

Deep rooted regional ecosystems intermittently connected to alluvial aquifers with fresh salinity associated with catchment constrictions

Subterranean GDE (caves)

Derived GDE - unknown confidence

Potential GDE aquifer

Unconsolidated sedimentary aquifers

Ecosystems intermittently connected to aquifers with fresh salinity and neutral pH in unconsolidated Quaternary alluvia supported by groundwater flow from geologically stratified, fractured basalt aquifers in high rainfall areas (eMDB_RS_01H)
Alluvia supported by groundwater flow from basalt

Ecosystems intermittently connected to perched aquifers with fresh salinity and neutral pH in unconsolidated Quaternary alluvia in the Condamine River drainage basin sub-area (eMDB_RS_01T)

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

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)

Ecosystems intermittently connected to aquifers with fresh salinity in relatively heterogeneous consolidated sedimentary rock (eMDB_RS_05B)
Biodiversity status of pre-clearing and remnant regional ecosystems v10.0; Detailed Surface Geology 2015; Geology 250K
Consolidated sedimentary rocks (e.g. Kumbarilla beds, Mooga Sandstone)

Igneous rock aquifers

Ecosystems intermittently connected to aquifers with fresh salinity in geologically stratified permeable rock (basalt) in high rainfall areas (eMDB_RS_06A)

Ecosystems intermittently connected to aquifers with fresh salinity in fractured rock (granite) in low rainfall areas (eMDB_RS_07A)

Ecosystems near-permanently connected to aquifers with fresh salinity in fractured rock (granite) in low rainfall areas (eMDB_RS_07B)

Ecosystems near-permanently connected to aquifers with fresh salinity in fractured rock (granite) in high rainfall areas (eMDB_RS_07D)

Metamorphic rock aquifers

Ecosystems intermittently connected to aquifers with fresh salinity in fractured rock (limestone) (eMDB_RS_08B)

Mixture of consolidated sedimentary, igneous and

or metamorphic rock aquifers

No identified aquifers