Occurrence record: DNA A0056498

Preserved specimen of Marsilea crenata C.Presl recorded on 1975-05-29

Dataset

Data partner Australia's Virtual Herbarium
Data resource DNA AVH data
Institution code Department of Environment and Natural Resources
Supplied institution code "DNA"
Collection Northern Territory Herbarium (Darwin)
Supplied collection code "DNA"
Catalog number DNA A0056498
Occurrence ID DNA:DNA:DNA A0056498
Record type Preserved specimen
Supplied basis "PreservedSpecimen"
Preparations sheet
Collector Henshall, Tom
Supplied as "Tom Henshall"
Record number 989
Reproductive condition fruit,fertile
License CC-BY 4.0 (Int)
Presence/Absence PRESENT
Supplied as Present
Occurrence remarks cracking clay
State conservation Northern Territory:

Event

Occurrence date 1975-05-29
Date precision DAY

Taxonomy

Scientific name Marsilea crenata
Supplied scientific name "Marsilea crenata C.Presl"
Identified to rank species
Kingdom Plantae
Phylum Charophyta
Class Equisetopsida
Order Salviniales
Family Marsileaceae
Genus Marsilea
Species Marsilea crenata
Name match metric exactMatch
Scientific name authorship C.Presl
Name parse type SCIENTIFIC

Geospatial

Country Australia
State or Territory Northern Territory
Supplied as: "The Northern Territory"
Locality nt bt lake woods 4 km north of camp bore
Latitude -17.780529436999757
Supplied as: "-17.7818973827903"
Longitude 133.602178872398
Supplied as: "133.601213386205"
Datum EPSG:4326
Supplied datum: "AGD66"
Verbatim locality nt bt lake woods 4 km north of camp bore
Coordinate precision Unknown
Coordinate uncertainty (in metres) 10000.0
Georeferenced by Tom Henshall
Terrestrial true
Biome TERRESTRIAL
Marine false
Country Code AU

User flagged issues 

    Data quality tests

    Test name Result
    Coordinates converted to WGS84 Warning
    Coordinate rounded Warning
    Coordinates dont match supplied state Warning
    Show/Hide 80 passed properties
    Show/Hide 5 missing properties
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    Additional political boundaries information

    Area Management
    Australian Tropical Savanna Australian Tropical Savanna
    CAPAD 2010 Terrestrial Lake Woods
    CAPAD 2012 Terrestrial Lake Woods
    CAPAD 2014 Terrestrial Lake Woods
    CAPAD 2016 Terrestrial Lake Woods
    CAPAD 2018 Terrestrial Lake Woods
    Fallow practice - dominant (area) No cereal producers
    Fallow practice - dominant (number) No cereal producers
    Irrigation practice - dominant No irrigation
    Land use Grazing of native pastures
    NRM Regions 2010 Northern Territory
    NRM Regions 2014 Northern Territory
    NRM Regions 2015 Northern Territory
    NRM Regions 2017 Northern Territory
    NRM Regions 2017 (Qld 2019) Northern Territory
    Stubble practice - dominant (area) No cereal producers
    Stubble practice - dominant (number) No cereal producers
    Tillage practice - dominant (area) No cereal producers
    Tillage practice - dominant (number) No cereal producers
    Area management
    National Landcare Program Management Units 2018 Northern Territory
    Biodiversity
    Freshwater Ecoregions of the World Lake Eyre Basin
    IBRA 6 Regions Mitchell Grass Downs
    IBRA 6 Sub Regions Barkly Tableland
    IBRA 7 Regions Mitchell Grass Downs
    IBRA 7 Subregions Barkly Tableland
    Terrestrial Ecoregional Boundaries Mitchell Grass Downs
    World Anthropogenic Biomes (2000) Remote rangelands
    Climate
    Agroclimatic classification of Australia Semi-arid, with some growth in the warm season, but too dry for cropping
    Koppen Climate Classification (All Classes) Grassland: hot (winter drought)
    Koppen Climate Classification (Major Classes) Grassland
    Fire
    Fire regime niches Hummock grassland (semi-arid/arid)
    Hydrology
    Drainage Divisions Level 1 Tanami-Timor Sea Coast
    Drainage Divisions Level 2 VICTORIA RIVER-WISO
    River Regions VICTORIA RIVER-WISO
    Marine
    States including coastal waters Northern Territory (including Coastal Waters)
    Political
    ASGS Australian States and Territories Northern Territory
    Australian States and Territories Northern Territory
    Commonwealth Electoral Boundaries Lingiari
    Local Government Areas 2011 Barkly (S)
    Local Government Areas 2012 deprecated Tableland
    Local Government Areas PSMA 2018 BARKLY REGION
    PSMA ABS Census Indigenous Language Speakers by Area - I01B (2016) 321
    PSMA ABS Census Selected Person Characteristics by Indigenous Status by Area - I01A (2016) 506
    PSMA ABS Greater Capital City Statistical Areas (2016) REST OF NT
    PSMA ABS SA2 Statistical Areas (2016) BARKLY
    PSMA ABS SA3 Statistical Areas (2016) BARKLY
    PSMA ABS SA4 Statistical Areas (2016) NORTHERN TERRITORY - OUTBACK
    PSMA Commonwealth Electoral Boundaries (2016) LINGIARI
    PSMA Commonwealth Electoral Boundaries (2018) LINGIARI
    PSMA Indigenous Areas (2016) BARKLY
    PSMA Indigenous Locations (2016) ELLIOTT SURROUNDS - OUTSTATIONS
    PSMA Indigenous Regions (2016) TENNANT CREEK
    PSMA Localities (2018) PAMAYU
    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 (NT)
    PSMA State Electoral Boundaries (2016) BARKLY
    PSMA State Electoral Boundaries (2018) BARKLY
    PSMA States (2016) NORTHERN TERRITORY
    PSMA Urban Centre and Locality (2016) REMAINDER OF STATE/TERRITORY (NT)
    PSMA Wards (2018) KUWARRANGU WARD
    Statistical Local Areas Barkly (S) Bal
    World Country Boundaries Australia
    Substrate
    Geological Regions of Australia Tennant Creek Region
    Surface Geology of Australia Mse
    Topography
    Physiographic Provinces of Australia Barkly-Tanami Plains Province
    Physiographic Regions 2011 Davenport Ranges
    Vegetation
    Australia's Indigenous forest estate (2013) v2.0 Non-Indigenous, Non forest
    Forests of Australia (2013) v2.0 Non Forest
    IGBP Land Cover vegetation classification scheme (2011) Grasslands
    Land cover Native grasslands and minimally modified pastures
    NVIS 4.1 Major Vegetation Groups Other Grasslands, Herblands, Sedgelands and Rushlands
    NVIS 4.1 Major Vegetation Subgroups Wet tussock grassland with herbs, sedges or rushes, herblands or ferns
    Tenure of Australia's forests (2013) v2.0 Leasehold
    Vegetation - condition Residual
    Vegetation types - native Hummock grasslands
    Vegetation types - present Hummock grasslands

    Environmental sampling for this location

    Area Management
    Natural resource management expenditure 1.0309905E7 $
    Biodiversity
    Acacia – Miller et al 2012 - 0.5 degree 0.8037
    Amphibians (global) – Pyron & Wiens 2011 - 0.5 degree 2.6957
    Endemism 0.005303158
    Endemism (Non-marine) 0.0054952144
    Mammals – Fritz et al 2009 - 0.5 degree 0.2691
    Migratory species (2008) 3.0 frequency
    Occurrence Density 311.0 frequency
    Shannon Diversity (H) 4.9246516 index
    Species Richness 165.0 frequency
    Threatened communities (2008) 0.0 frequency
    Threatened species (2008) 1.0 frequency
    Climate
    2030A1BMk35M: Aridity index - annual mean 0.14984371
    2030A1BMk35M: Evaporation - month min 177.33 mm
    2030A1BMk35M: Precipitation - annual mean 38.886665 mm
    2030A1BMk35M: Precipitation - driest month 0.2 mm
    2030A1BMk35M: Precipitation - equinox seasonality ratio 0.5908778
    2030A1BMk35M: Precipitation - spring or autumn season -0.6791913
    2030A1BMk35M: Temperature - annual max mean 35.43 degrees C
    2030A1BMk35M: Temperature - annual min mean 20.3375 degrees C
    2030A1BMk35M: Temperature - annual range 27.660004 degrees C
    Aridity index - annual mean 0.14572018
    Aridity index - month max 0.56753284
    Aridity index - month min 0.0042290753
    Evaporation - annual mean 261.92923 (ml/5km x 5km pixel)
    Evaporation - average 11506.0 ml
    Evaporation - month max 342.9706 mm
    Evaporation - month min 184.9853 mm
    Evaporation - variability 32.0 %
    Growth index C3 macrotherm plants - annual mean 0.13 index
    Growth index C3 mesotherm plants - annual mean 0.03 index
    Growth index C4 megatherm plants - annual mean 0.13 index
    Humidity - annual mean relative 62.486702 %
    Humidity - annual mean relative 3pm 45.358147 %
    Humidity - month max relative 72.966675 %
    Humidity - month max relative 3pm 51.84164 %
    Humidity - month min relative 38.8549 %
    Humidity - month min relative 3pm 38.8549 %
    Precipitation - annual 463.0 mm
    Precipitation - annual (Bio12) 517.0 mm
    Precipitation - annual mean 39.0 mm
    Precipitation - annual seasonality 10.051282
    Precipitation - coldest quarter (Bio19) 9.0 mm
    Precipitation - driest month 1.0 mm
    Precipitation - driest period (Bio14) 0.0 mm
    Precipitation - driest quarter (Bio17) 7.0 mm
    Precipitation - equinox seasonality ratio 0.5833333
    Precipitation - seasonality (Bio15) 119.0 mm
    Precipitation - spring or autumn season -0.7017544
    Precipitation - warmest quarter (Bio18) 244.0 mm
    Precipitation - wettest month 130.0 mm
    Precipitation - wettest period (Bio13) 42.0 mm
    Precipitation - wettest quarter (Bio16) 361.0 mm
    Radiation - annual mean (Bio20) 22.6 MJ/m2/day
    Radiation - seasonality (Bio23) 14.0
    Radiation - warmest quarter (Bio26) 25.7 MJ/m2/day
    Temperature - annual max mean 33.496666 degrees C
    Temperature - annual mean (Bio01) 26.6 degrees C
    Temperature - annual min mean 18.690834 degrees C
    Temperature - annual range 35.208984 degrees C
    Temperature - annual range (Bio07) 28.0 degrees C
    Temperature - coldest month min 10.69 degrees C
    Temperature - coldest period min (Bio06) 10.8 degrees C
    Temperature - coldest quarter mean (Bio11) 20.4 degrees C
    Temperature - diurnal range mean (Bio02) 15.0 degrees C
    Temperature - driest quarter mean (Bio09) 20.6 degrees C
    Temperature - isothermality (Bio03) 0.54 %
    Temperature - month hottest maximum 38.26 degrees C
    Temperature - seasonality (Bio04) 1.44
    Temperature - warmest month min 23.97 degrees C
    Temperature - warmest period max (Bio05) 38.8 degrees C
    Temperature - warmest quarter (Bio10) 31.1 degrees C
    Temperature - wettest quarter mean (Bio08) 30.4 degrees C
    Wind run - annual mean 151.50774 km/day
    WorldClim: Precipitation - annual 526.0 mm
    WorldClim: Precipitation - coldest quarter 11.0 mm
    WorldClim: Precipitation - driest month 1.0 mm
    WorldClim: Precipitation - driest quarter 11.0 mm
    WorldClim: Precipitation - seasonality 109.0
    WorldClim: Precipitation - warmest quarter 231.0 mm
    WorldClim: Precipitation - wettest month 149.0 mm
    WorldClim: Precipitation - wettest quarter 350.0 mm
    WorldClim: Temperature - annual mean 266.0 degrees C * 10
    WorldClim: Temperature - annual range 280.0 degrees C * 10
    WorldClim: Temperature - coldest month min 109.0 degrees C * 10
    WorldClim: Temperature - coldest quarter mean 203.0 degrees C * 10
    WorldClim: Temperature - diurnal range mean 152.0 degrees C * 10
    WorldClim: Temperature - driest quarter mean 203.0 degrees C * 10
    WorldClim: Temperature - isothermality 54.0 %
    WorldClim: Temperature - seasonality 4324.0 standard deviation (degrees C * 10) * 100
    WorldClim: Temperature - warmest month max 389.0 degrees C * 10
    WorldClim: Temperature - warmest quarter mean 313.0 degrees C * 10
    WorldClim: Temperature - wettest quarter mean 300.0 degrees C * 10
    Distance
    Distance - to any water (weighted) 0.06 degrees
    Distance - to coast 3.37858 km x 100
    Distance - to non-permanent water (weighted) 0.06 degrees
    Distance - to permanent water (weighted) 0.30066592 km
    Euclidean Distance to Coast (metres) 336097.03 m
    Remoteness index 16.378918
    Fire
    Fire - time since last 8.0 years
    Fire frequency 1.0 frequency
    Hydrology
    Drainage - average 31.0 megalitres/5x5km/year
    Drainage - variability 217.0 %
    Runoff - average 1343.0 megalitres/5x5km/year
    Water Observations From Space 0.0 Percentage
    Social
    Population - density SLA 2006 p/sqkm) 0.0 people/km^2
    Substrate
    2030A1BMk35M: Water stress index - month max 52.315342
    ASRIS 0-1m Plant Available Water Capacity (250m raster) 142.0 mm
    ASRIS 0-30cm Bulk Density (250m raster) 1.3 Mg/m3
    ASRIS 0-30cm Clay Content (250m raster) 5.0 %
    Bulk density 0.9528017 Mg/m^3
    Carbon - organic 0.07037287 %
    Clay % 11.823276 %
    Hydrologic conductivity - average saturated 144.44444 mm/h
    Moisture Index - annual mean (Bio28) 0.16
    Moisture Index - highest quarter mean (Bio32) 0.45
    Nutrient status 1.0 index
    Soil depth 0.7 m
    Soil pedality 1.3706896
    Water holding capacity 35250.0 mm
    Water stress index - month max 51.077957
    Weathering Intensity V2 4.64196 Weathering Intensity Index
    Topography
    Aspect 265.0 degrees
    Averaged Topographic Relief 44.833332 metres
    Bathymetry and Elvation 9 sec 216.0 m
    Elevation 221.0 m
    Topographic Slope (degrees) 0.5022426 degrees
    Topographic relief 14.4017 m
    Topographic slope (%) 0.8393592 %
    Vegetation
    Enhanced Vegetation Index (2012-03-05) 0.1632 EVI
    Fraction of Photosynthetically Active Radiation (fPAR) 32.0 %
    Fractional Cover - Bare Soil (2012-03-05) 19.0 % Bare Soil
    Fractional Cover - Non-persistent Vegetation (2012-03-05) 55.0 % Non-persistent Vegetation
    Fractional Cover - Persistent Vegetation (2012-03-05) 27.0 % Persistent Vegetation
    Gross Primary Productivity (2012-03-13) 0.0062 kg C/m^2
    Leaf Area Index (LAI) - 2012-03-05 0.5 m^2 plant / m^2 ground
    NDVI Mean 33.0 NDVI x 100
    NPP Mean 1.0 tonnes/ha/yr
    Normalized Difference Vegetation Index (2012-03-05) 0.3176 NDVI