Ecosystems of the Fraser Coast Region

Ecosystems of the Fraser Coast Region

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Fraser Coast Regional ecosystem information

Regional Ecosystem   12.2.15

 

Priority   4

Short Description  Gahnia sieberiana, Empodisma minus, Gleichenia spp. closed sedgeland in coastal swamps

Notes  

Comments  12.2.15: Generally too small to map at 1:100 000 scale. This ecosystem has been subject to disturbance and extensively in filled or modified by urban development in the south of bioregion and the RE is considered to be endangered in this area._x000D_ 12.2.15g: Restricted to Fraser Island, Cooloola area and Moreton Island Unique wetland type colloquially referred to as patterned fens

Special Values  A unique regional ecosystem as there are only 80 perched lakes on sand recorded worldwide._x000D_ 12.2.15g: Habitat for threatened species including wallum froglet Crinia tinnula

Fraser Coast region distribution  Fraser Island, Burrum Heads and small patches at Burrum River and Tin Can Bay. Variant 12.2.15f present.

Long Description  Closed sedgeland in coastal swamps and associated water bodies. Characteristic species include Gahnia sieberiana, Empodisma minus, Gleichenia spp., Blechnum indicum, Lepironia articulata, Baumea spp., Juncus spp., and Eleocharis spp. Occurs on Quaternary coastal dunes and beaches. Low part of coastal landscape where water collects from both overland flow and infiltration from adjoining sand dunes. (BVG1M: 34c)_x000D_ _x000D_ Vegetation communities in this regional ecosystem include: _x000D_ 12.2.15a: Permanent and semi-permanent window lakes. Occurs as a window into the water table on Quaternary coastal dunes and beaches. Low part of coastal landscape where water collects from both overland flow and infiltration from adjoining sand dunes. Lacustrine wetland (e.g. lake). (BVG1M: 34a)_x000D_ 12.2.15b: Lepironia articulata closed sedgeland. Occurs on Quaternary coastal dunes and beaches. Low part of coastal landscape where water collects from both overland flow and infiltration from adjoining sand dunes. Palustrine wetland (e.g. vegetated swamp). (BVG1M: 34c)_x000D_ 12.2.15c: Cladium procerum closed sedgeland. Occurs on Quaternary coastal dunes and beaches. Low part of coastal landscape where water collects from both overland flow and infiltration from adjoining sand dunes. Palustrine wetland (e.g. vegetated swamp). (BVG1M: 34c)_x000D_ 12.2.15d: Baumea rubiginosa closed sedgeland, with Cyclosorus interruptus and Blechnum indicum. Occurs on Quaternary coastal dunes and beaches. Low part of coastal landscape where water collects from both overland flow and infiltration from adjoining sand dunes. Palustrine wetland (e.g. vegetated swamp). (BVG1M: 34c)_x000D_ 12.2.15e: Leersia hexandra closed grassland. Occurs on Quaternary coastal dunes and beaches. Low part of coastal landscape where water collects from both overland flow and infiltration from adjoining sand dunes. Palustrine wetland (e.g. vegetated swamp). (BVG1M: 34c)_x000D_ 12.2.15f: Permanent and semi-permanent perched lakes. Occurs perched on Quaternary coastal dunes. Lacustrine wetland (e.g. lake). (BVG1M: 34a)_x000D_ 12.2.15g: Swamps dominated by Empodisma minus, Gahnia sieberiana, other sedges and forbs and shrubs such as Leptospermum liversidgei. Occurs on depressions in coastal sand masses fed by ground water. Palustrine wetland (e.g. vegetated swamp). (BVG1M: 34c)

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