Troopers Bluff 100K map tile Groundwater Dependent Ecosystems (GDEs)
Mapsheet number 8249
Version 1.5
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Surface expression GDE (points)

Known GDE

Derived GDE - moderate confidence

Surface ecosystems dependent on the surface expression of groundwater
Sedimentary rocks (Great Artesian Basin - e.g. Boxvale Sandstone Member (Evergreen Formation))
Permeable rocks (rocks with predominantly primary porosity)

Surface ecosystems dependent on the surface expression of groundwater
Sedimentary rocks (Great Artesian Basin - e.g. Precipice Sandstone)
Permeable rocks (rocks with predominantly primary porosity)

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

Quaternary alluvial aquifers overlying sandstone ranges with brackish, intermittent groundwater connectivity regime (LEB_RS_01U)
Channels on alluvia overlying sandstone ranges with brackish, intermittent flow

Quaternary alluvial aquifers overlying sandstone ranges with fluctuating, intermittent groundwater connectivity regime (LEB_RS_01S)
Channels on alluvia overlying sandstone ranges with fluctuating, intermittent flow

Quaternary alluvial aquifers overlying sandstone ranges with fresh, intermittent groundwater connectivity regime (LEB_RS_01B)
Channels on alluvia overlying sandstone ranges with fresh, intermittent flow

Derived GDE - low confidence

Permeable rock aquifers (metamorphic rocks) (LEB_RS_12)
Channels within 50 metres of the metamorphic rock contact zone
Fractured rocks (rocks with predominantly secondary porosity)

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 (LEB_RS_01B)
Lacustrine and palustrine wetlands on alluvia overlying sandstone ranges with fresh, intermittent flow
81-100 Derived GDE - Moderate Confidence

81-100% GDE, derived GDE - low confidence

Permeable rock aquifers (metamorphic rocks) (LEB_RS_12)
Riverine water bodies within 50 metres of the metamorphic rock contact zone
Fractured rocks (rocks with predominantly secondary porosity)

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

01-80% GDE, derived GDE - low confidence

Terrestrial GDE

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)
Specific regional ecosystems containing Moreton Bay Ash on sandstone ranges with fluctuating, intermittent flow
81-100 Derived GDE - Moderate Confidence
Surface ecosystems dependent on the sub-surface presence of groundwater

Treed regional ecosystems within 50 metres of a channel on sandstone ranges with fluctuating, intermittent flow
Surface ecosystems dependent on the sub-surface presence of groundwater

Quaternary alluvial aquifers overlying sandstone ranges with brackish, intermittent groundwater connectivity regime (LEB_RS_01U)
Treed regional ecosystems on alluvia overlying sandstone ranges with brackish, intermittent flow

Quaternary alluvial aquifers overlying sandstone ranges with fluctuating, intermittent groundwater connectivity regime (LEB_RS_01S)
Treed regional ecosystems on alluvia overlying sandstone ranges with fluctuating, intermittent flow

Quaternary alluvial aquifers overlying sandstone ranges with fresh, intermittent groundwater connectivity regime (LEB_RS_01B)
Riverine wetlands on alluvia overlying sandstone ranges with fresh, intermittent flow

Treed regional ecosystems on alluvia overlying sandstone ranges with fresh, intermittent flow

Permeable rock aquifers (metamorphic rocks) (LEB_RS_12)
Regional ecosystems within 50 metres of the metamorphic rock contact zone
Fractured rocks (rocks with predominantly secondary porosity)

Riverine wetlands within 50 metres of the metamorphic rock contact zone

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 fluctuating, intermittent groundwater connectivity regime (LEB_RS_01P)
Specific regional ecosystems containing Eucalyptus species on alluvia with fluctuating, 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

Riverine wetlands within 50 metres of a channel on sandstone ranges with fluctuating, intermittent flow

Specific regional ecosystems containing Moreton Bay Ash on sandstone ranges with fluctuating, intermittent flow

Quaternary alluvial aquifers overlying sandstone ranges with fluctuating, intermittent groundwater connectivity regime (LEB_RS_01S)
Riverine wetlands on alluvia overlying sandstone ranges with fluctuating, intermittent flow

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

Subterranean GDE (caves)

Derived GDE - unknown confidence

Potential GDE aquifer

Unconsolidated sedimentary aquifers

Permeable sandy plain aquifers with fluctuating, intermittent groundwater connectivity regime (LEB_RS_02I)

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

Quaternary alluvial aquifers overlying sandstone ranges with brackish, intermittent groundwater connectivity regime (LEB_RS_01U)

Quaternary alluvial aquifers with fluctuating, intermittent groundwater connectivity regime (LEB_RS_01P)

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

Consolidated sedimentary aquifers

Melaleuca tamariscina situated on ironstone jump-ups (LEB_RS_04B)

Igneous rock aquifers

Metamorphic rock aquifers

Mixture of consolidated sedimentary, igneous and

or metamorphic rock aquifers

No identified aquifers