We have just released new data filter features to improve the way you search and filter data in the ALA. There is now a default data filter in place that excludes lower quality records. You can pre-filter your search results using a suite of other data filters. To learn more, read Getting started with the data profiles.

Occurrence record: PERTH:PERTH 8727236

Specimen of Gahnia sclerioides

Dataset

Data partner Australia's Virtual Herbarium
Data resource PERTH AVH data
Institution code Western Australia, Department of Biodiversity, Conservation and Attractions
Supplied institution code "PERTH"
Collection code Western Australian Herbarium
Supplied collection code "PERTH"
Catalog number PERTH 8727236
Occurrence ID PERTH:PERTH:PERTH 8727236
Basis of record Preserved specimen
Collector Barrett, R.L.|Wilson, K.L.
Supplied as "Barrett, R.L. | Wilson, K.L."
Record number RLB 5372
State conservation Western Australia: Priority Three
Data generalizations Location in Western Australia, Australia generalised to 0.1 degrees. Sensitive in WA, Name: Western Australia, Zone: STATE [Sensitive, WA DEC]
Occurrence remarks Sedge to 70 cm.
Occurrence status present
Supplied as Present
Abcd identification qualifier Not provided

Event

Occurrence date Year: 2008, Month: 10, Day:
Date precision Day

Taxonomy

Scientific name Gahnia sclerioides
Supplied scientific name "Gahnia sclerioides K.L.Wilson"
Taxon rank species
Kingdom Plantae
Phylum Charophyta
Class Equisetopsida
Order Poales
Family Cyperaceae
Genus Gahnia
Species Gahnia sclerioides
Taxonomic issue No issues
Name match metric Exact match
The supplied name matched the name exactly.
Name parse type SCIENTIFIC
Scientific name authorship K.L.Wilson

Geospatial

Country Australia
State or Territory Western Australia
Supplied as: "WA"
Locality Ravensthorpe (S)
Habitat Granite rock margin.
Latitude -33.7
Longitude 119.7
Geodetic datum EPSG:4326
Supplied datum: "GDA94"
Coordinate precision Unknown
Coordinate uncertainty in meters 10100.0
Coordinates generalised Due to sensitivity concerns, the coordinates of this record have been generalised: "Location in Western Australia, Australia generalised to 0.1 degrees. Sensitive in WA, Name: Western Australia, Zone: STATE [Sensitive, WA DEC]".
Georeferenced by collector
Biome Terrestrial

Additional properties

User flagged issues 

    Data quality tests

    Test name Result
    Coordinates converted to WGS84 Warning
    Basis of record not supplied Passed
    Basis of record badly formed Passed
    Invalid collection date Passed
    Incomplete collection date Passed
    First of the month Passed
    Collector name unparseable Passed
    Missing catalogue number Passed
    Data are generalised Passed
    Collection code not recognised Passed
    Institution code not recognised Passed
    Name not supplied Passed
    Name not recognised Passed
    Resource taxonomic scope mismatch Passed
    Invalid scientific name Passed
    Name not in national checklists Passed
    Decimal coordinates not supplied Passed
    Geodetic datum assumed WGS84 Passed
    Unrecognized geodetic datum Passed
    Decimal latitude/longitude conversion failed Passed
    Coordinates are transposed Passed
    Coordinates are out of range for species Passed
    Supplied coordinates are zero Passed
    Zero latitude Passed
    Zero longitude Passed
    Supplied country not recognised Passed
    Coordinate uncertainty not valid Passed
    Coordinate uncertainty not specified Passed
    Location not supplied Passed
    Country inferred from coordinates Passed
    Supplied coordinates centre of state Passed
    Coordinates centre of country Passed
    Missing geodetic datum Passed
    Missing name of person who georeferenced the occurrence Passed
    Coordinates dont match supplied state Passed
    Habitat incorrect for species Passed
    Show/Hide 10 missing properties
    Show/Hide 40 tests that have not been run

    Additional political boundaries information

    Area Management
    Fallow practice - dominant (area) Fallow less than 3 months
    Fallow practice - dominant (number) Fallow 3-9 months
    Global 200 priority ecoregions - Freshwater Southwest Australia Rivers & Streams
    Global 200 priority ecoregions - Terrestrial Southwestern Australia Forests and Scrub
    Irrigation practice - dominant No irrigation
    Land use Other minimal uses
    NRM Regions 2010 South Coast
    NRM Regions 2014 South Coast
    NRM Regions 2015 South Coast
    NRM Regions 2017 South Coast Region
    NRM Regions 2017 (Qld 2019) South Coast Region
    Stubble practice - dominant (area) Stubble left intact
    Stubble practice - dominant (number) Stubble left intact
    Tillage practice - dominant (area) No cultivation
    Tillage practice - dominant (number) No cultivation
    Area management
    National Landcare Program Management Units 2018 South Coast Region
    Biodiversity
    Freshwater Ecoregions of the World Southwestern Australia
    IBRA 6 Regions Esperance Plains
    IBRA 6 Sub Regions Fitzgerald
    IBRA 7 Regions Esperance Plains
    IBRA 7 Subregions Fitzgerald
    Terrestrial Ecoregional Boundaries Esperance Mallee
    World Anthropogenic Biomes (2000) Remote rangelands
    Climate
    Agroclimatic classification of Australia "Mediterranean" climate, but with drier cooler winters and less growth than Classic "Mediterranean" climate
    Koppen Climate Classification (All Classes) Temperate: distinctly dry (and warm) summer
    Koppen Climate Classification (Major Classes) Temperate
    Fire
    Fire regime niches Pasture, cropland (temperate)
    Hydrology
    Drainage Divisions Level 1 South West Coast
    Drainage Divisions Level 2 ESPERANCE COAST
    River Regions ESPERANCE COAST
    Land Management
    Western Australian Biodiversity Science Research Priority Regions South-West
    Marine
    Marine Ecoregions of the World Leeuwin
    States including coastal waters Western Australia (including Coastal Waters)
    Political
    ASGS Australian States and Territories Western Australia
    Australian States and Territories Western Australia
    Commonwealth Electoral Boundaries O'Connor
    Local Government Areas 2011 Ravensthorpe (S)
    Local Government Areas 2012 deprecated Ravensthorpe
    Local Government Areas PSMA 2018 SHIRE OF RAVENSTHORPE
    PSMA ABS Census Indigenous Language Speakers by Area - I01B (2016) 17
    PSMA ABS Census Selected Person Characteristics by Indigenous Status by Area - I01A (2016) 622
    PSMA ABS Greater Capital City Statistical Areas (2016) REST OF WA
    PSMA ABS SA2 Statistical Areas (2016) ESPERANCE REGION
    PSMA ABS SA3 Statistical Areas (2016) ESPERANCE
    PSMA ABS SA4 Statistical Areas (2016) WESTERN AUSTRALIA - OUTBACK (SOUTH)
    PSMA Commonwealth Electoral Boundaries (2016) O'CONNOR
    PSMA Commonwealth Electoral Boundaries (2018) O'CONNOR
    PSMA Indigenous Areas (2016) ESPERANCE - RAVENSTHORPE
    PSMA Indigenous Locations (2016) ESPERANCE - RAVENSTHORPE - SURROUNDS
    PSMA Indigenous Regions (2016) KALGOORLIE
    PSMA Localities (2018) WEST RIVER
    PSMA Remoteness Areas (2016) Very Remote Australia
    PSMA Section of State (2016) RURAL BALANCE
    PSMA Section of State Range (2016) REMAINDER OF STATE/TERRITORY
    PSMA Significant Urban Area (2016) NOT IN ANY SIGNIFICANT URBAN AREA (WA)
    PSMA State Electoral Boundaries (2016) MINING AND PASTORAL REGION
    PSMA State Electoral Boundaries (2018) MINING AND PASTORAL REGION
    PSMA States (2016) WESTERN AUSTRALIA
    PSMA Urban Centre and Locality (2016) REMAINDER OF STATE/TERRITORY (WA)
    Statistical Local Areas Ravensthorpe (S)
    World Country Boundaries Australia
    Substrate
    Geological Regions of Australia Yilgarn Region
    Surface Geology of Australia Ag
    Topography
    Physiographic Provinces of Australia Yilgarn Plateau Province
    Physiographic Regions 2011 Albany Esperance Sandplain
    Vegetation
    Australia's Indigenous forest estate (2013) v2.0 Non-Indigenous, Non forest
    Forests of Australia (2013) v2.0 Non Forest
    Land cover Native shrublands and heathlands
    NVIS 4.1 Major Vegetation Groups Mallee Woodlands and Shrublands
    NVIS 4.1 Major Vegetation Subgroups Mallee with a dense shrubby understorey
    Tenure of Australia's forests (2013) v2.0 Private Freehold
    Vegetation - condition Transformed
    Vegetation types - native Mallee woodlands and shrublands
    Vegetation types - present Mallee woodlands and shrublands

    Environmental sampling for this location

    Area Management
    Natural resource management expenditure 9738067.0 $
    Biodiversity
    Acacia – Miller et al 2012 - 0.5 degree 1.1671
    Amphibians (global) – Pyron & Wiens 2011 - 0.5 degree 2.3946
    Endemism 0.014277169
    Endemism (Non-marine) 0.014415986
    Mammals – Fritz et al 2009 - 0.5 degree 0.2564
    Migratory species (2008) 4.0 frequency
    Occurrence Density 481.0 frequency
    Shannon Diversity (H) 5.5404773 index
    Species Richness 310.0 frequency
    Threatened communities (2008) 0.0 frequency
    Threatened species (2008) 10.0 frequency
    Climate
    2030A1BMk35M: Aridity index - annual mean 0.30640295
    2030A1BMk35M: Evaporation - month min 65.23 mm
    2030A1BMk35M: Precipitation - annual mean 32.181667 mm
    2030A1BMk35M: Precipitation - driest month 20.44 mm
    2030A1BMk35M: Precipitation - equinox seasonality ratio 1.0106637
    2030A1BMk35M: Precipitation - spring or autumn season 0.0105490135
    2030A1BMk35M: Temperature - annual max mean 23.148333 degrees C
    2030A1BMk35M: Temperature - annual min mean 10.91 degrees C
    2030A1BMk35M: Temperature - annual range 21.800018 degrees C
    Aridity index - annual mean 0.33371955
    Aridity index - month max 0.84039766
    Aridity index - month min 0.070639305
    Evaporation - annual mean 147.71056 (ml/5km x 5km pixel)
    Evaporation - average 10047.0 ml
    Evaporation - month max 269.61148 mm
    Evaporation - month min 58.305733 mm
    Evaporation - variability 16.0 %
    Growth index C3 macrotherm plants - annual mean 0.03 index
    Growth index C3 mesotherm plants - annual mean 0.18 index
    Growth index C4 megatherm plants - annual mean 0.02 index
    Humidity - annual mean relative 80.10911 %
    Humidity - annual mean relative 3pm 68.80985 %
    Humidity - month max relative 90.36304 %
    Humidity - month max relative 3pm 78.58556 %
    Humidity - month min relative 59.659122 %
    Humidity - month min relative 3pm 59.659122 %
    Precipitation - annual 391.0 mm
    Precipitation - annual (Bio12) 411.0 mm
    Precipitation - annual mean 33.41254 mm
    Precipitation - annual seasonality -0.6336632
    Precipitation - coldest quarter (Bio19) 136.0 mm
    Precipitation - driest month 18.0 mm
    Precipitation - driest period (Bio14) 5.0 mm
    Precipitation - driest quarter (Bio17) 75.0 mm
    Precipitation - equinox seasonality ratio 1.0094106
    Precipitation - seasonality (Bio15) 28.0 mm
    Precipitation - spring or autumn season 0.009318408
    Precipitation - warmest quarter (Bio18) 81.0 mm
    Precipitation - wettest month 49.0 mm
    Precipitation - wettest period (Bio13) 12.0 mm
    Precipitation - wettest quarter (Bio16) 138.0 mm
    Radiation - annual mean (Bio20) 17.6 MJ/m2/day
    Radiation - seasonality (Bio23) 37.0
    Radiation - warmest quarter (Bio26) 24.0 MJ/m2/day
    Temperature - annual max mean 21.6225 degrees C
    Temperature - annual mean (Bio01) 16.0 degrees C
    Temperature - annual min mean 9.6475 degrees C
    Temperature - annual range 22.295044 degrees C
    Temperature - annual range (Bio07) 22.1 degrees C
    Temperature - coldest month min 5.91 degrees C
    Temperature - coldest period min (Bio06) 6.0 degrees C
    Temperature - coldest quarter mean (Bio11) 11.6 degrees C
    Temperature - diurnal range mean (Bio02) 12.1 degrees C
    Temperature - driest quarter mean (Bio09) 19.1 degrees C
    Temperature - isothermality (Bio03) 0.55 %
    Temperature - month hottest maximum 28.17 degrees C
    Temperature - seasonality (Bio04) 1.22
    Temperature - warmest month min 14.0 degrees C
    Temperature - warmest period max (Bio05) 28.1 degrees C
    Temperature - warmest quarter (Bio10) 20.5 degrees C
    Temperature - wettest quarter mean (Bio08) 12.0 degrees C
    Wind run - annual mean 249.37608 km/day
    WorldClim: Precipitation - annual 418.0 mm
    WorldClim: Precipitation - coldest quarter 139.0 mm
    WorldClim: Precipitation - driest month 17.0 mm
    WorldClim: Precipitation - driest quarter 70.0 mm
    WorldClim: Precipitation - seasonality 29.0
    WorldClim: Precipitation - warmest quarter 70.0 mm
    WorldClim: Precipitation - wettest month 49.0 mm
    WorldClim: Precipitation - wettest quarter 139.0 mm
    WorldClim: Temperature - annual mean 160.0 degrees C * 10
    WorldClim: Temperature - annual range 227.0 degrees C * 10
    WorldClim: Temperature - coldest month min 61.0 degrees C * 10
    WorldClim: Temperature - coldest quarter mean 113.0 degrees C * 10
    WorldClim: Temperature - diurnal range mean 123.0 degrees C * 10
    WorldClim: Temperature - driest quarter mean 207.0 degrees C * 10
    WorldClim: Temperature - isothermality 54.0 %
    WorldClim: Temperature - seasonality 3713.0 standard deviation (degrees C * 10) * 100
    WorldClim: Temperature - warmest month max 288.0 degrees C * 10
    WorldClim: Temperature - warmest quarter mean 207.0 degrees C * 10
    WorldClim: Temperature - wettest quarter mean 113.0 degrees C * 10
    Distance
    Distance - to any water (weighted) 0.0 degrees
    Distance - to coast 0.3008322 km x 100
    Distance - to non-permanent water (weighted) 0.0 degrees
    Distance - to permanent water (weighted) 0.29732138 km
    Euclidean Distance to Coast (metres) 24580.576 m
    Remoteness index 12.281699
    Hydrology
    Drainage - average 195.0 megalitres/5x5km/year
    Drainage - variability 198.0 %
    Runoff - average 33.0 megalitres/5x5km/year
    Water Observations From Space 0.0 Percentage
    Social
    Population - density SLA 2006 p/sqkm) 0.1 people/km^2
    Substrate
    2030A1BMk35M: Water stress index - month max 65.01302
    ASRIS 0-1m Plant Available Water Capacity (250m raster) 52.0 mm
    ASRIS 0-30cm Bulk Density (250m raster) 1.49 Mg/m3
    ASRIS 0-30cm Clay Content (250m raster) 7.0 %
    Bulk density 1.558225 Mg/m^3
    Carbon - organic 0.5695955 %
    Clay % 19.697 %
    Hydrologic conductivity - average saturated 10.666667 mm/h
    Moisture Index - annual mean (Bio28) 0.33
    Moisture Index - highest quarter mean (Bio32) 0.64
    Nutrient status 1.0 index
    Ph - soil 5.0 ph
    Soil depth 0.9 m
    Soil pedality 2.1395
    Water holding capacity 15890.0 mm
    Water stress index - month max 75.63579
    Weathering Intensity V2 6.1771 Weathering Intensity Index
    Topography
    Aspect 145.0 degrees
    Averaged Topographic Relief 81.416664 metres
    Bathymetry and Elvation 9 sec 247.0 m
    Elevation 249.0 m
    Topographic Slope (degrees) 1.5609618 degrees
    Topographic relief 18.12296 m
    Topographic slope (%) 1.366764 %
    Vegetation
    Enhanced Vegetation Index (2012-03-05) 0.1875 EVI
    Fraction of Photosynthetically Active Radiation (fPAR) 24.0 %
    Fractional Cover - Bare Soil (2012-03-05) 25.0 % Bare Soil
    Fractional Cover - Non-persistent Vegetation (2012-03-05) 57.0 % Non-persistent Vegetation
    Fractional Cover - Persistent Vegetation (2012-03-05) 18.0 % Persistent Vegetation
    Gross Primary Productivity (2012-03-13) 0.006 kg C/m^2
    Leaf Area Index (LAI) - 2012-03-05 0.4 m^2 plant / m^2 ground
    NDVI Mean 41.0 NDVI x 100
    NPP Mean 5.0 tonnes/ha/yr
    Normalized Difference Vegetation Index (2012-03-05) 0.3216 NDVI