Webb Lake 100K map tile Groundwater Dependent Ecosystems (GDEs)
Mapsheet number 7955
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

Permeable rock aquifers (sandstones) with fluctuating, intermittent groundwater connectivity regime (LEB_RS_07B)
Channels on sandstone ranges with fluctuating, intermittent flow
Permeable rocks (rocks with predominantly primary porosity)
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

Melaleuca tamariscina situated on ironstone jump-ups (LEB_RS_04B)
Specific Melaleuca tamariscina regional ecosystems on ironstone jump-ups
Surface ecosystems dependent on the surface expression of groundwater
Permeable rocks (rocks with predominantly primary porosity)
81-100 Derived GDE - Moderate Confidence

81-100% GDE, derived GDE - low confidence

Closed alluvial systems with fresh, intermittent groundwater connectivity regime (LEB_RS_01I)
Cauckingburra Swamp, Lake Dunn, Lake Webb and Lake Huffer wetlands on closed alluvial systems with fresh, intermittent flow
Surface ecosystems dependent on the surface expression of groundwater

01-80% GDE, derived GDE - high confidence

01-80% GDE, derived GDE - moderate confidence

Melaleuca tamariscina situated on ironstone jump-ups (LEB_RS_04B)
Specific Melaleuca tamariscina regional ecosystems on ironstone jump-ups
Permeable rocks (rocks with predominantly primary porosity)

Melaleuca tamariscina situated on old loamy and sandy plains (LEB_RS_04A)
Specific Melaleuca tamariscina regional ecosystems on old loamy and sandy plains

Melaleuca tamariscina situated on sandstone ranges (LEB_RS_04C)
Specific Melaleuca tamariscina regional ecosystems on sandstone ranges

01-80% GDE, derived GDE - low confidence

Terrestrial GDE

Closed alluvial systems with brackish, intermittent groundwater connectivity regime (LEB_RS_01N)
Treed regional ecosystems on closed alluvial systems with brackish, intermittent flow near Lake Buchanan
Surface ecosystems dependent on the sub-surface presence of groundwater

Melaleuca tamariscina situated on ironstone jump-ups (LEB_RS_04B)
Specific Melaleuca tamariscina regional ecosystems on ironstone jump-ups
81-100 Derived GDE - Moderate Confidence
Surface ecosystems dependent on the sub-surface presence of groundwater

Permeable rock aquifers (sandstones) with fluctuating, intermittent groundwater connectivity regime (LEB_RS_07B)
Riverine wetlands within 50 metres of a channel on sandstone ranges with fluctuating, intermittent flow
81-100 Derived GDE - Moderate Confidence
Surface ecosystems dependent on the sub-surface presence of groundwater

Permeable rock aquifers (sandstones) with fluctuating, intermittent groundwater connectivity regime (LEB_RS_07B)
Treed regional ecosystems within 50 metres of a channel on sandstone ranges with fluctuating, intermittent flow

Closed alluvial systems with fresh, intermittent groundwater connectivity regime (LEB_RS_01I)
Treed regional ecosystems on closed alluvial systems with fresh, intermittent flow near Cauckingburra Swamp, Lake Dunn, Lake Webb and Lake Huffer

Quaternary alluvial aquifers with brackish, intermittent groundwater connectivity regime (LEB_RS_01Q)
Specific regional ecosystems containing Eucalyptus species on alluvia with brackish, intermittent flow

Quaternary alluvial aquifers with fresh, intermittent groundwater connectivity regime (LEB_RS_01D)
Specific regional ecosystems containing Eucalyptus species on alluvia with fresh, intermittent flow in the Suttor River catchment

Permeable sandy plain aquifers with brackish, intermittent groundwater connectivity regime (LEB_RS_02G)
Specific bloodwood dominant regional ecosystems on old loamy and sandy plains with brackish, intermittent flow in the Barcoo and Thomson River catchments

Permeable sandy plain aquifers with fresh, intermittent groundwater connectivity regime (LEB_RS_02H)
Specific bloodwood dominant regional ecosystems on old loamy and sandy plains with fresh, intermittent flow in the Suttor River catchment

Treed regional ecosystems within 50 metres of a channel on sandstone ranges with fluctuating, intermittent flow

Subterranean GDE (caves)

Derived GDE - unknown confidence

Potential GDE aquifer

Unconsolidated sedimentary aquifers

Closed alluvial systems with brackish, intermittent groundwater connectivity regime (LEB_RS_01N)

Closed alluvial systems with fresh, intermittent groundwater connectivity regime (LEB_RS_01I)

Melaleuca tamariscina situated on old loamy and sandy plains (LEB_RS_04A)

Permeable sandy plain aquifers with brackish, intermittent groundwater connectivity regime (LEB_RS_02G)

Permeable sandy plain aquifers with fresh, intermittent groundwater connectivity regime (LEB_RS_02H)

Quaternary alluvial aquifers with brackish, intermittent groundwater connectivity regime (LEB_RS_01Q)

Quaternary alluvial aquifers with fresh, intermittent groundwater connectivity regime (LEB_RS_01D)

Consolidated sedimentary aquifers

Melaleuca tamariscina situated on sandstone ranges (LEB_RS_04C)

Igneous rock aquifers

Metamorphic rock aquifers

Mixture of consolidated sedimentary, igneous and

or metamorphic rock aquifers

No identified aquifers