Warwick 100K map tile Groundwater Dependent Ecosystems (GDEs)
Mapsheet number 9341
Version 1.5
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Surface expression GDE (points)

Known GDE

MT MARSHALL SPRING
Surface ecosystems dependent on the surface expression of groundwater
Permeable rocks (rocks with predominantly primary porosity)

HENDON SPRING
Surface ecosystems dependent on the surface expression of groundwater
Permeable rocks (rocks with predominantly primary porosity)

CALTEX SPRING
Surface ecosystems dependent on the surface expression of groundwater
Walloon Coal Measures (Injune Creek Group)
Permeable rocks (rocks with predominantly primary porosity)

DRAGON SPRING

CONNORLY SPRING

Condamine Head # 1

Condamine Head # 2

Condamine Head # 3

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)

Alluvial aquifers with near-permanent flow - SEQ (SEQ_RS_21)
Channels on alluvia with near-permanent flow

High rainfall permeable geologies (basalts) - WBB (WBB_RS_09)
Channels on or extending up to 1 kilometre from permeable basalts with high rainfall

High rainfall permeable rocks (basalts) with near-permanent flow - SEQ (SEQ_RS_01)
Channels on or extending up to 1 kilometre from basalt and basalt colluvium with high rainfall and near-permanent flow

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

Derived GDE - low confidence

Low porosity sedimentary rocks with intermittent flow - SEQ (SEQ_RS_06)
Channels, excluding uppermost tributaries, on low porosity sedimentary rocks with intermittent flow

Sandstone with near-permanent flow - SEQ (SEQ_RS_09)
Channels excluding uppermost tributaries on sedimentary rocks with near-permanent flow

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 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 greater than 750 metres in elevation

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 geologically stratified, fractured basalt aquifers in high rainfall areas (eMDB_RS_01H)
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 geologically stratified, fractured basalt a
Alluvia supported by groundwater flow from basalt

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)

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 geologically stratified permeable rock (basalt) in high rainfall areas (eMDB_RS_06A)
Riverine waterbodies within 50 metres of the edge of basalt plains and hills and intermittently connected to basalt 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

High rainfall permeable geologies (basalts) - WBB (WBB_RS_09)
Non-wetland vegetation fringing channels indicating seeps and soaks on basalt geology contact zone with high rainfalll

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

Riverine wetlands intermittently connected to aquifers with fresh salinity and neutral pH in unconsolidated Quaternary alluvia supported by groundwater flow from geologically stratified, fractured basalt aquifers
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)
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
Alluvia supported by groundwater flow from granite

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
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)
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)

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 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

Alluvial aquifers with near-permanent flow - SEQ (SEQ_RS_21)
Treed regional ecosystems on alluvia with near-permanent flow
81-100 Derived GDE - Moderate Confidence

High rainfall permeable rocks (basalts) with near-permanent flow - SEQ (SEQ_RS_01)
Treed regional ecosystems and riverine wetlands fringing streams on basalt, basalt colluvium or within basalt contact zone, with high rainfall

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

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

Riverine wetlands within 50 metres of the edge of basalt plains and hills and intermittently connected to basalt aquifers with fresh salinity in high rainfall areas

Low porosity sedimentary rocks with intermittent flow - SEQ (SEQ_RS_06)
Treed regional ecosystems and riverine wetlands fringing channels on low porosity sedimentary rocks with intermittent flow

Sandstone with near-permanent flow - SEQ (SEQ_RS_09)
Treed regional ecosystems and riverine wetlands fringing channels, excluding uppermost tributaries, on sedimentary rocks with near-permanent flow

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 fresh salinity in relatively heterogeneous consolidated sedimentary rock (eMDB_RS_05B)
Deep rooted regional ecosystems within 50 metres of a channel and 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 (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

High rainfall permeable geologies (basalts) - WBB (WBB_RS_09)
Non-wetland vegetation fringing channels indicating seeps and soaks on basalt geology contact zone with high rainfall

Riverine wetlands 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

Alluvial aquifers with near-permanent flow (SEQ_RS_21)

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)

Consolidated sedimentary aquifers

Low porosity sedimentary rocks with intermittent flow (SEQ_RS_06)

Sedimentary rocks with near-permanent flow (SEQ_RS_09)

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

High rainfall permeable rocks (basalts) with near-permanent flow (SEQ_RS_01)

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)

Metamorphic rock aquifers

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

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