Author: David Jacquier
Company: CSIRO Land and Water

Agency Code: 501 Project Code: SAPZS Site Code: HY02
Described by: Trevor Stoneman Date: 30/07/1998

Observation type: auger boring Category: full description
Lab Analyses: Limited chemical or physical analyses.

Location: MGA94 Zone: 50  725982 mE  6372164 mN 
Location notes: Lake Gulsen Nature Reserve,  North side of lake.
Site notes: Soil Profile contains thin bands & pockets of granular NaCl salt and gypsum throughout.
Disturbance: Natural.

Landform
Landform pattern:	Slope:  0 %
Relief/modal slope: level plain
Landform element: lake
Morphological type:
Pattern Relief: 

Surface and Hydrological Properties
Rock outcrop:  No rock outcrop.  
Surface coarse fragments: 
Physical properties: saline; ; deep soil

Vegetation
Notes: Samphire

Species List
Halosarcia indica

Land use
Site: Not used. Surrounds: Not used.

Visible erosion, assessed flooding and salinity
no wind erosion, no scald erosion, no sheet erosion, no rill erosion, no gully erosion, no tunnel erosion, no stbank erosion, no wave erosion, no mass movement, moderate flooding, moderate ponding, severe salinity.

Current Classification
WA Soil Group: (1999) Salt lake soil
Australian Soil Classification: (2002) Gypsic Hypersalic Hydrosol
Map Unit: 250La_1lf

Soil Profile Description

Horizon | Depth (cm) | Description
A1 | 0-60+ | Pale brown (10YR 6/3 moist) light clay; no mottles; weak wet consistence, moderately sticky, moderately plastic; no segregations segregations; no coarse fragments; non water repellent, non-calcareous; no pan; pH 9.

Lab Results (501 SAPZS HY02)

Basic Chemistry

Sample | Horizon | Match | Depth | pH_w | pH_CaCl2 | EC | Cl_sol | Gypsum_tot | OC_wb
G36 | 1 | B | 0-10 | | | | | | 0.43
G37 | 1 | B | 30-50 | 6.65 | 6.1 | 1191 | 19681 | 9.1 |

Particle Size Analysis

Sample | Horizon | Match | Depth | gt2mm
G36 | 1 | B | 0-10 | 0.6