Site description vegetation description



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Appendix 2 Gypsum Site Descriptions

SITE

LAT

LONG

LOCATION

GYPSUM %

SITE DESCRIPTION

VEGETATION DESCRIPTION

BE06

-30.5956

117.9075

S Beacon

2

Valley flat. Soil: brown clay loam over cream clay at 30cm

Eucalyptus loxophleba open low woodland B, over scattered Rhagodia drummondii and Enchylaena tomentosa open dwarf scrub D, over Mesembryanthemum nodiflorum herbs.

BE16

-30.5029

117.5639

Lake Mollerin

92

Flat on edge of salt lake. Soil: Brown crust over cream gypsum at 1 cm.

Halosarcia leptoclada, ?Maireana dwarf scrub D, over Asteridea athrixioides, Angianthus tomentosa open herbs.

DU22

-33.5337

118.4037

Lake Chinocup

71

Flat area of lower slope of lake dune. Soil: Deep white sandy gypsum

Eucalyptus kondininensis open woodland, over Melaleuca viminea, Actinostrobus pyramidalis, Santalum acuminatum scrub, over Threlkeldia diffusa, Carpobrotus modestus open dwarf scrub D.

ES06

-33.4697

122.0139

N Esperance

54

Samphire flat. Soil: gypsum

Halosarcia syncarpa, Disphyma crassifolium, Frankenia cinerea low heath D, over Parapholis incurva very open low grass, over Hydrocotyle sp. Truselove, Isotoma scapigera open herbs.

G001

-31.1100

118.3100

Lake Brown (Reserve 21759)

90

Secondary dune 8m high, 10m at crest. Powdery white gypsum to 50cm. Gypsum 0cm - 90%, 50cm - 90%

Eucalyptus salicola Open Low Woodland A

G002

-31.1100

118.3100

Lake Brown (Reserve 21759)

90

Inter dune swale. Gypsiferrous granular crust to sandy gypsum at 50cm. Gypsum 0cm - 90%, 50cm - 90%

Atriplex stipitata Dwarf Scrub C over Very open Low Grass

G003

-31.1100

118.3100

Lake Brown (Reserve 21759)

99

Minor dune / embankment on lake edge. Gypsum 0cm - 99%, 50cm - 75%

Eucalyptus horistes emergent over Callitris columellaris Open low Woodland over Melaleuca halmaturorum Open Scrub over Open Dwarf Scrub

G019

-30.8263

118.9782

Lake Deborah West

5

Swale between 1.5m embankment on lakeshore and main dune. (20m wide). Reddish brown dry sand to reddish brown clay, very moist at 50cm. Gypsum 0cm - 5%, 50cm - 5%

Atriplex sp., Tecticornia moniliformis Dwarf Scrub C over very Open low Grass

G020

-30.8196

119.0190

Lake Deborah West

2

Lake embankment, 50cm high and 5m wide, before red sand dune. Orange sand to reddish brown sand. Gypsum 0cm - 2%, 50cm - 2%

Tecticornia laevigata, Tecticornia moniliformis Dwarf Scrub C

G021

-32.8145

119.1056

Lake Deborah West

5

Lower slope of major dune, 8m wide zone. Gypsiferous flaky soft and reddish brown, shining grains under surface to reddish brown moist sandy clay. Gypsum 0cm - 5%, 50cm - 0%

Tecticornia pergranulata, Atriplex nana Dwarf Scrub D

G209

-33.2032

119.6093

Lake King

80

Top of dune. Cream sand - gypsum. Gypsum 0cm - 80%, 50cm - 30%

Eucalyptus aff. quadrans Open Low Woodland B over Low sedges

G212

-32.9763

119.5562

Lake Camm

100

Top of low dune. Grey white gypsum - 0cm, white seed gypsum - 45cm. Gypsum 50cm - 100%

Melaleuca halmaturorum Open Dwarf Scrub C over Tecticornia moniliformis, Maireana oppositifolia Low Heath D.

G214

-33.2372

119.7567

Lake Pallarup

100

Slight hollow in centre of lunette. Granular grey/white gypsum. Gypsum 50cm - 100%

Darwinia sp Karonie, Maireana oppositifolia Dwarf Scrub D over Austrostipa juncifolia Open Low Grass

G215

-33.0888

119.5875

Lake King

100

South end of Green's gypsum lease. Western mid-slope of dune. Grey white gypsum changing to brown at 5cms, then progressively paler to 50cm. Gypsum 0cm - 100%, 50cm - 100%

Melaleuca halmaturorum, Darwinia sp Karonie, Tecticornia moniliformis Open Dwarf Scrub D

G216

-33.2032

119.6093

Lake King

100

Prominent inland dune, partly mined, top of dune. Powdery white gypsum. Gypsum 50cm - 100%

Callitris columellaris Open low Woodland A over Atriplex paludosa Dwarf Scrub D over Vulpia Very Open Low Grass

G218

-33.1875

119.6717

Lake Milarup.

100

Top of low dune. White gypsum - 0cm, 45cm change to grey sand. Gypsum 0cm - 100%, 50cm - 80%

Tecticornia halocnemoides Dwarf Scrub D

G219

-33.1863

119.6695

Lake Milarup.

95

Top of dune. Light brown sand with crystallized gypsum darkening to grey/brown with depth. Gypsum 50cm - 95%

Callitris columellaris Open low Woodland B over Austrostipa juncifolia Very open tall Grass over Tecticornia moniliformis, Leucopogon sp. Kau Rock Open Dwarf Scrub D

G223

-33.4902

119.1525

Lake Magenta.

100

Large dune, top of dune. Light brown sandy gypsum gradually paler with depth, 48cm seed gypsum. Gypsum 50cm - 100%

Melaleuca hamulosa shrubs emergent over Tecticornia moniliformis, Disphyma crassifolium Open Dwarf Scrub D very Open Low grass

G224

-33.4903

119.1700

Lake Magenta.

100

Middle of low dune. Grey brown sandy gypsum -0cm. Distinct change to red-brown - 20cm, then paler with depth, 45cm - distinct change to white. Gypsum 0cm - 100%, 50cm - 70%

Tecticornia moniliformis Dwarf Scrub D

G225

-33.4553

119.2850

Lake Cobham

70

50m into lake on low dune, top of low dune. 0cm - light brown gypsum, 40cm - narrow band of seed gypsum. Gypsum 0cm - 70%, 50cm - 70%

Tecticornia moniliformis, Frankenia sp. southern gypsum Dwarf Scrub D

G226

-33.5745

119.2235

VCL East of Reserve 25113

5

Two adjacent small lakes, top of eastern lake edge dune. Grey sandy clay. Gypsum 0cm - 5%, 50cm - 5%

Lawrencia squamata Open Dwarf Scrub D over Austrostipa setacea complex Low Grass

G233

-33.5980

118.4844

South Pingrup Reserve 27289

95

Lower slope of lake edge dune. Sandy loam, white clay Gypsum 0cm - 95%, 50cm - 95%

Eucalyptus aff. quadrans very Open Mallee over Melaleuca lanceolata Scrub over Disphyma crassifolium Dwarf Scrub D over Open Low Grass

G227

-33.3317

118.4375

Lake Grace South. Reserve 28395

100

Long lunette dune, top of dune. Grey white gypsum. Gypsum 0cm - 100%, 50cm - 100%

Lawrencia squamata Dwarf Scrub D over Austrostipa geoffreyi Very Open Tall Grass

G238

-33.2568

119.0550

Lake Lockhart

90

Top of dune. Light grey gypsum. Gypsum 0cm - 90%, 50cm - 90%

Melaleuca hamulosa Open Scrub over Tecticornia pterygosperma, Atriplex paludosa Open Dwarf Scrub D over Very Open Low Grass

G239

-33.2560

119.0558

Lake Lockhart

60

Western mid slope of dune. 0cm - mottled white brown sandy gypsum, 45cm- crystaline gypsum flakes present, 50cm - band of seed gypsum and crystaline flakes. Gypsum 0cm - 60%, 50cm - 60%

Melaleuca thyoides, Pittosporum angustifolium Open Scrub over Tecticornia moniliformis, Maireana oppositifolia, Atriplex paludosa Dwarf Scrub D

G240

-33.2377

119.0565

Lake Lockhart

90

Low dune east edge lake, top of dune. 0cm - light brown gypsum, 30cm - pale nodules present. Gypsum 0cm - 90%, 50cm -90 %

Maireana oppositifolia, Tecticornia syncarpa Low Heath D over *Vulpia sp. Low Grass

G241

-33.4372

118.4895

Lake Pingrup

50

Top of dune. Grey gypsum. Gypsum 0cm - 50%, 50cm - 50%

Atriplex paludosa, Tecticornia syncarpa Low Heath D over *Avena sp. Low Grass

G242

-33.4350

118.4887

Lake Pingrup

30

Top of dune. 0cm -grey gypsum, 45-80cm - very light powdery gypsum, possibly with cavities. Gypsum 0cm - 30%, 50cm - 30%

Atriplex paludosa, Tecticornia syncarpa Low Heath D over Austrostipa juncifolia Low Grass over *Cotula bipinnata Herbs

G400







Lake Kurrenkutten

50

50cm high and 400m wide dune in lake centre. Gypsum compact through profile. Gypsum 0cm - 50%, 50cm - 50%

Tecticornia pergranulata, Tecticornia doleiformis, Tecticornia syncarpa Low heath D over *Hordeum sp. Open Low Grass

G401

-32.2665

118.0870

Lake Kurrenkutten

20

1-2m high, 30m wide dune middle of east verge of lake. Gypsum grey, loose friable - pale greyish orange. Gypsum 0cm - 5%, 50cm - 20%

Tecticornia syncarpa Dwarf Scrub D

G402

-32.2737

118.0869

Lake Kurrenkutten

50

Last lake bed dune fringing samphire flat on east edge. Gypsiferous grey, pale, fluffy friable - pale greyish orange. Gypsum 0cm - 50%, 50cm - 50%

Tecticornia syncarpa, Atriplex spongiosa Dwarf Scrub D over Puccinellia stricta Very Open Low Grass

G403

-32.2775

118.0880

Lake Kurrenkutten

30

Adjacent to main SE dune, old lake bed 40m strip. Cracking gypsum, hard, compacted. High sand content, pale yellow. Gypsum 0cm - 30%, 50cm - 30%

Tecticornia doleiformis Dwarf Scrub D

G404

-32.2687

118.0888

Lake Kurrenkutten

10

SE edge of lake, 3m high dune crest, 30m wide. Sandy (gypsum) loam >35cm pale strata, with gypsum at 45cm? Gypsum 0cm - 10%, 50cm - 10%

Eucalyptus myriadena emergent over Atriplex stipitata Dwarf Scrub D over Bromus arenarius Open Low Grass over *Mesembryanthemum nodiflorum Very Open Herbs

G411

-32.1086

118.1877

Seagroat. (Reserve 25979)

100

Eastern shore, 1st lunette 2m high, 10m from lake verge. Gypsum - 45cm wet, roots in top 20cm. Gypsum 50cm - 100%

Eucalyptus horistes emergent over Melaleuca sp. Open Low Scrub A

G425

-32.4990

118.2097

Lake Kondinin (Reserve 22519)

30

0.8m bank extending for 1km east. Sandy clay. Gypsum 0cm - 30%, 50cm - 30%

Tecticornia doleiformis, Tecticornia syncarpa Dwarf Scrub D

G426

-32.5043

118.2120

Lake Kondinin (Reserve 22519)

50

50cm rise above channel. 0-30cm silty clay, >30cm sandy clay. Gypsum 0cm - 50%, 50cm - 50%

Melaleuca halmaturorum Open Scrub over Tecticornia doleiformis Dwarf Scrub D

G430

-32.5756

118.4029

Reserve 26905 Kondinin Salt Marsh

90

Western outwash 10cm platform extending from eroding gypsum dune in lake centre. 0-10cm sandy gypsum, >10-40cm black ooze, 40-60cm gypsiferous clay. Gypsum 0cm - 90%, 50cm - 20%

Tecticornia halocnemoides, Tecticornia lylei Open Dwarf Scrub D

G431

-32.5756

118.4026

Reserve 26905 Kondinin Salt Marsh

90

2-3m NS dune in centre of lake. 0-5cm silty sand, >5cm sandy silt, greyish orange. Gypsum 0cm - 0%, 50cm - 90%

Eucalyptus spathulata, Callitris preissii, Santalum acuminatum, Allocasuarina huegeliana emergent over Darwinia sp. Karonie, Scaevola spinescens Open Dwarf Scrub C

G432

-32.5767

118.4062

Reserve 26905 Kondinin Salt Marsh

50

Foreshore to 30cm above lake bed. 0-15cm gypsum (+silt), >15cm clay gypsum, pale yellowish brown. Gypsum 50cm - 50%

Tecticornia lylei, Frankenia cinerea/punctata complex Dwarf Scrub D

G433

-32.5769

118.4059

Reserve 26905 Kondinin Salt Marsh

100

Midslope, west side of west dune, 2m up. 0-4cm silty-gypsum, >4cm gypsum - silt, pale yellow brown to pale greyish orange. Gypsum 0cm - 100%, 50cm - 100%

Eucalyptus longicornis, Eucalyptus phenax, Callitris preissii Emergent over Darwinia sp Kalonie Open Dwarf Scrub C.

G434

-32.5774

118.4067

Reserve 26905 Kondinin Salt Marsh

90

Upper dune 60m east of lake shore. 0-20cm gypsum (sandy-silt), >20cm gypsum (silt), pale yellowish brown to pinkish grey. Gypsum 0cm - 0%, 50cm - 90%

Eucalyptus longicornis, Eucalyptus phenax Low Woodland A/ Open Tree Mallee over Atriplex vesicaria Open Dwarf Scrub C over Blennospora phlegmatocarpa Very Open Herbs

G435

-32.5784

118.4072

Reserve 26905 Kondinin Salt Marsh

10

Eastern lower slope of dune, 40cm east of samphire flat. 0-5cm sandy silt, >5cm sandy silt, moderate yellowish brown. Gypsum 0cm - 10%, 50cm - 10%

Eucalyptus myriadena Open Woodland over scattered shrubs , grasses and herbs

G436

-32.5793

118.4079

Reserve 26905 Kondinin Salt Marsh

50

Samphire flat 40m east of east edge of dune. 0-10cm dry sandy silt, >10cm clay/gypsum, yellowish brown. Gypsum 0cm - 50%, 50cm - 50%

Tecticornia leptoclada, Tecticornia halocnemoides, Tecticornia globosa Open Dwarf Scrub D over Gnephosis brevifolia Very Open Herbs

G437

-32.5782

118.4077

Reserve 26905 Kondinin Salt Marsh

50

Samphire/gypsum dune, edge <5m wide. 0-10cm sandy silt, >10cm sandy clay, yellowish brown. Gypsum 0cm - 50%, 50cm - 50%

Melaleuca lateriflora open Scrub over Tecticornia lepidosperma, Sarcocornia blackiana, Tecticornia halocnemoides Open dwarf Scrub D

G449

-32.5296

118.4979

Reserve 23366 Kondinin

100

Mid slope on eastern shore of lake, 2m above lake bed, 60m from SE corner of lake. 0-50cm silty sand, gypsiferous, pale yellowish brown. Gypsum 0cm - 100%, 50cm - 100%

Darwinia sp Karonie, Bossiaea spinescens Open Dwarf Scrub D

G450

-32.5297

118.4975

Reserve 23366 Kondinin

10

50cm above lake bed and 15m from lake edge. 0-55cm clay gypsum, >55cm clay. Gypsum 0cm - 10%, 50cm - 10%

Tecticornia lylei Open Dwarf Scrub D
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