Bungaban 100K map tile Groundwater Dependent Ecosystems (GDEs)
Mapsheet number 8946
Version 1.5
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Surface expression GDE (points)

Known GDE

Marama
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)

Surface ecosystems dependent on the surface expression of groundwater
Permeable rocks (rocks with predominantly primary porosity)
Brackish palustrine spring wetlands with semi-permanent groundwater connectivity (spring type 2)

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)

Marama 1
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)

Marama 2
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

Quaternary alluvial aquifers near springs with fresh, permanent groundwater connectivity (SURAT_RS_01B)
Channels on alluvia near springs with fresh, permanent flow

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

Fractured rock aquifers (igneous rocks) with fresh, intermittent groundwater connectivity regime (SURAT_RS_07)
Third order or greater channels on igenous rocks with fresh, intermittent flow
Fractured rocks (rocks with predominantly secondary porosity)

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

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)

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

81-100% GDE, derived GDE - low confidence

01-80% GDE, derived GDE - high confidence

01-80% GDE, derived GDE - moderate confidence

01-80% GDE, derived GDE - low confidence

Terrestrial GDE

Quaternary alluvial aquifers near springs with fresh, permanent groundwater connectivity (SURAT_RS_01B)
Riverine wetlands on alluvia near springs with fresh, permanent flow
Surface ecosystems dependent on the sub-surface presence of groundwater

Quaternary alluvial aquifers near springs with fresh, permanent groundwater connectivity (SURAT_RS_01B)
Specific regional ecosystems on alluvia near springs with fresh, permanent flow
Surface ecosystems dependent on the sub-surface presence of groundwater

Treed regional ecosystems on alluvia near springs with fresh, permanent flow
Surface ecosystems dependent on the sub-surface presence of groundwater

Riverine wetlands on alluvia overlying sandstone ranges with fresh, intermittent flow
81-100 Derived GDE - Moderate Confidence

Treed regional ecosystems on alluvia overlying sandstone ranges with fresh, intermittent flow
81-100 Derived GDE - Moderate Confidence

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)

Quaternary alluvial aquifers with fresh, intermittent groundwater connectivity regime (SURAT_RS_01C)
Treed regional ecosystems on alluvia with fresh, intermittent flow

Non-wetland vegetation fringing channels on unweathered sandstones

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

Subterranean GDE (caves)

Derived GDE - unknown confidence

Potential GDE aquifer

Unconsolidated sedimentary aquifers

Quaternary alluvial aquifers with fresh, intermittent groundwater connectivity regime (SURAT_RS_01C)

Consolidated sedimentary aquifers

Permeable consolidated sedimentary rock aquifers with fresh, intermittent groundwater connectivity regime (SURAT_RS_03A)
Quartzose sandstones (e.g. Boxvale Sandstone, Clematis Sandstone, Hutton Sandstone, Precipice Sandstone)

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

Igneous rock aquifers

Fractured rock aquifers (igneous rocks) with fresh, intermittent groundwater connectivity regime (SURAT_RS_07)
Fractured rocks (rocks with predominantly secondary porosity)

Metamorphic rock aquifers

Mixture of consolidated sedimentary, igneous and

or metamorphic rock aquifers

No identified aquifers