Occurrence record: NT A0106203

Preserved specimen of Marsilea exarata A.Braun recorded on 2004-05-01

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 "NT"
Catalog number NT A0106203
Occurrence ID DNA:NT:NT A0106203
Record type Preserved specimen
Supplied basis "PreservedSpecimen"
Preparations sheet
Collector Albrecht, E. David|Harris, Mark
Supplied as "David E. Albrecht | Mark Harris"
Record number 273
License CC-BY 4.0 (Int)
Presence/Absence PRESENT
Supplied as Present
Occurrence remarks Stoloniferous fern. Common on clayey lake margin with Eucalyptus victrix,Centipeda racemosa,Goodenia stragfordii
State conservation Northern Territory:

Event

Occurrence date 2004-05-01
Date precision DAY

Taxonomy

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

Geospatial

Country Australia
State or Territory Northern Territory
Supplied as: "The Northern Territory"
Locality 45km NW Mt.Winnecke;Western Tanami
Habitat
Supplied as "Fresh Water"
Latitude -18.5775
Supplied as: "-18.5775000005704"
Longitude 129.9731
Supplied as: "129.9731"
Datum EPSG:4326
Supplied datum: "WGS84"
Verbatim locality 45km NW Mt.Winnecke;Western Tanami
Coordinate precision Unknown
Coordinate uncertainty (in metres) 100.0
Georeference protocol GPS
Georeferenced by David E. Albrecht | Mark Harris
Terrestrial true
Biome TERRESTRIAL
Marine false
Country Code AU

User flagged issues 

    Data quality tests

    Test name Result
    Coordinate rounded Warning
    First of the month Warning
    Coordinates dont match supplied state Warning
    Show/Hide 81 passed properties
    Show/Hide 4 missing properties
    Show/Hide 19 tests that have not been run

    Additional political boundaries information

    Area Management
    Fallow practice - dominant (area) No cereal producers
    Fallow practice - dominant (number) No cereal producers
    Global 200 priority ecoregions - Terrestrial Great Sandy-Tanami-Central Ranges Desert
    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 Paleo
    IBRA 6 Regions Tanami
    IBRA 6 Sub Regions Tanami P1
    IBRA 7 Regions Tanami
    IBRA 7 Subregions Tanami Desert
    Terrestrial Ecoregional Boundaries Great Sandy-Tanami Desert
    World Anthropogenic Biomes (2000) Remote rangelands
    Climate
    Agroclimatic classification of Australia Desert, supporting very little plant growth due to water limitation
    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 North Western Plateau
    Drainage Divisions Level 2 SANDY DESERT
    River Regions SANDY DESERT
    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
    Indigenous Land Use Agreements Birrindudu ILUA
    Local Government Areas 2011 Victoria-Daly (S)
    Local Government Areas 2012 deprecated Victoria
    Local Government Areas PSMA 2018 VICTORIA DALY REGION
    PSMA ABS Census Indigenous Language Speakers by Area - I01B (2016) 229
    PSMA ABS Census Selected Person Characteristics by Indigenous Status by Area - I01A (2016) 375
    PSMA ABS Greater Capital City Statistical Areas (2016) REST OF NT
    PSMA ABS SA2 Statistical Areas (2016) VICTORIA RIVER
    PSMA ABS SA3 Statistical Areas (2016) KATHERINE
    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) VICTORIA RIVER
    PSMA Indigenous Locations (2016) DAGURAGU OUTSTATIONS
    PSMA Indigenous Regions (2016) KATHERINE
    PSMA Localities (2018) BUCHANAN
    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) STUART
    PSMA State Electoral Boundaries (2018) STUART
    PSMA States (2016) NORTHERN TERRITORY
    PSMA Urban Centre and Locality (2016) REMAINDER OF STATE/TERRITORY (NT)
    PSMA Wards (2018) DAGURAGU WARD
    Statistical Local Areas Victoria-Daly (S) Bal
    World Country Boundaries Australia
    Substrate
    Geological Regions of Australia Birrindudu Region
    Surface Geology of Australia Qa
    Topography
    Physiographic Provinces of Australia Barkly-Tanami Plains Province
    Physiographic Regions 2011 Tanami Sandplain and Ranges
    Vegetation
    Australia's Indigenous forest estate (2013) v2.0 Other special rights, Non forest
    Forests of Australia (2013) v2.0 Non Forest
    IGBP Land Cover vegetation classification scheme (2011) Open shrublands
    Land cover Native grasslands and minimally modified pastures
    NVIS 4.1 Major Vegetation Groups Hummock Grasslands
    NVIS 4.1 Major Vegetation Subgroups Hummock grasslands
    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 $
    Area management
    Phosphorus 0.02 t/ha
    Biodiversity
    Acacia – Miller et al 2012 - 0.5 degree 0.4706
    Amphibians (global) – Pyron & Wiens 2011 - 0.5 degree 0.0
    Endemism 0.003871964
    Endemism (Non-marine) 0.003883743
    Mammals – Fritz et al 2009 - 0.5 degree 0.0
    Migratory species (2008) 2.0 frequency
    Occurrence Density 126.0 frequency
    Shannon Diversity (H) 4.0737786 index
    Species Richness 67.0 frequency
    Threatened communities (2008) 0.0 frequency
    Threatened species (2008) 1.0 frequency
    Climate
    2030A1BMk35M: Aridity index - annual mean 0.15600854
    2030A1BMk35M: Evaporation - month min 159.74 mm
    2030A1BMk35M: Precipitation - annual mean 40.9825 mm
    2030A1BMk35M: Precipitation - driest month 0.07 mm
    2030A1BMk35M: Precipitation - equinox seasonality ratio 0.65641385
    2030A1BMk35M: Precipitation - spring or autumn season -0.5143007
    2030A1BMk35M: Temperature - annual max mean 34.77667 degrees C
    2030A1BMk35M: Temperature - annual min mean 18.953333 degrees C
    2030A1BMk35M: Temperature - annual range 29.660004 degrees C
    Aridity index - annual mean 0.12771651
    Aridity index - month max 0.46274287
    Aridity index - month min 0.004280822
    Evaporation - annual mean 269.9269 (ml/5km x 5km pixel)
    Evaporation - average 12040.0 ml
    Evaporation - month max 351.7 mm
    Evaporation - month min 174.2225 mm
    Evaporation - variability 32.0 %
    Growth index C3 macrotherm plants - annual mean 0.11 index
    Growth index C3 mesotherm plants - annual mean 0.03 index
    Growth index C4 megatherm plants - annual mean 0.11 index
    Humidity - annual mean relative 58.04257 %
    Humidity - annual mean relative 3pm 44.430096 %
    Humidity - month max relative 69.2399 %
    Humidity - month max relative 3pm 49.8202 %
    Humidity - month min relative 38.034218 %
    Humidity - month min relative 3pm 38.034218 %
    Precipitation - annual 442.0 mm
    Precipitation - annual (Bio12) 539.0 mm
    Precipitation - annual mean 37.0 mm
    Precipitation - annual seasonality 8.878049
    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 0.74025977
    Precipitation - seasonality (Bio15) 121.0 mm
    Precipitation - spring or autumn season -0.3448276
    Precipitation - warmest quarter (Bio18) 253.0 mm
    Precipitation - wettest month 121.0 mm
    Precipitation - wettest period (Bio13) 45.0 mm
    Precipitation - wettest quarter (Bio16) 381.0 mm
    Radiation - annual mean (Bio20) 22.5 MJ/m2/day
    Radiation - seasonality (Bio23) 13.0
    Radiation - warmest quarter (Bio26) 25.4 MJ/m2/day
    Temperature - annual max mean 32.949165 degrees C
    Temperature - annual mean (Bio01) 25.5 degrees C
    Temperature - annual min mean 17.3225 degrees C
    Temperature - annual range 36.0 degrees C
    Temperature - annual range (Bio07) 30.1 degrees C
    Temperature - coldest month min 8.67 degrees C
    Temperature - coldest period min (Bio06) 8.7 degrees C
    Temperature - coldest quarter mean (Bio11) 18.6 degrees C
    Temperature - diurnal range mean (Bio02) 15.7 degrees C
    Temperature - driest quarter mean (Bio09) 19.3 degrees C
    Temperature - isothermality (Bio03) 0.52 %
    Temperature - month hottest maximum 37.98 degrees C
    Temperature - seasonality (Bio04) 1.61
    Temperature - warmest month min 23.19 degrees C
    Temperature - warmest period max (Bio05) 38.8 degrees C
    Temperature - warmest quarter (Bio10) 30.8 degrees C
    Temperature - wettest quarter mean (Bio08) 30.0 degrees C
    Wind run - annual mean 128.08253 km/day
    WorldClim: Precipitation - annual 457.0 mm
    WorldClim: Precipitation - coldest quarter 14.0 mm
    WorldClim: Precipitation - driest month 3.0 mm
    WorldClim: Precipitation - driest quarter 14.0 mm
    WorldClim: Precipitation - seasonality 99.0
    WorldClim: Precipitation - warmest quarter 204.0 mm
    WorldClim: Precipitation - wettest month 112.0 mm
    WorldClim: Precipitation - wettest quarter 292.0 mm
    WorldClim: Temperature - annual mean 258.0 degrees C * 10
    WorldClim: Temperature - annual range 289.0 degrees C * 10
    WorldClim: Temperature - coldest month min 94.0 degrees C * 10
    WorldClim: Temperature - coldest quarter mean 191.0 degrees C * 10
    WorldClim: Temperature - diurnal range mean 153.0 degrees C * 10
    WorldClim: Temperature - driest quarter mean 191.0 degrees C * 10
    WorldClim: Temperature - isothermality 52.0 %
    WorldClim: Temperature - seasonality 4631.0 standard deviation (degrees C * 10) * 100
    WorldClim: Temperature - warmest month max 383.0 degrees C * 10
    WorldClim: Temperature - warmest quarter mean 307.0 degrees C * 10
    WorldClim: Temperature - wettest quarter mean 297.0 degrees C * 10
    Distance
    Distance - to any water (weighted) 0.0 degrees
    Distance - to coast 3.435768 km x 100
    Distance - to non-permanent water (weighted) 0.0 degrees
    Distance - to permanent water (weighted) 0.21540658 km
    Euclidean Distance to Coast (metres) 327077.84 m
    Remoteness index 17.061754
    Fire
    Fire - time since last 3.0 years
    Fire frequency 4.0 frequency
    Hydrology
    Drainage - average 174.0 megalitres/5x5km/year
    Drainage - variability 190.0 %
    Runoff - average 1433.0 megalitres/5x5km/year
    Water Observations From Space 30.64516 Percentage
    Social
    Population - density SLA 2006 p/sqkm) 0.0 people/km^2
    Substrate
    2030A1BMk35M: Water stress index - month max 58.399178
    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 1.2659374 Mg/m^3
    Carbon - organic 0.08187151 %
    Clay % 6.6302085 %
    Hydrologic conductivity - average saturated 300.0 mm/h
    Moisture Index - annual mean (Bio28) 0.15
    Moisture Index - highest quarter mean (Bio32) 0.43
    Nutrient status 0.95 index
    Soil depth 0.9 m
    Soil pedality 1.80625
    Water holding capacity 50000.0 mm
    Water stress index - month max 41.646854
    Weathering Intensity V2 4.8151 Weathering Intensity Index
    Topography
    Aspect 232.0 degrees
    Averaged Topographic Relief 33.75 metres
    Bathymetry and Elvation 9 sec 386.0 m
    Elevation 386.0 m
    Topographic Slope (degrees) 0.059094485 degrees
    Topographic relief 0.9606323 m
    Topographic slope (%) 0.07744525 %
    Vegetation
    Enhanced Vegetation Index (2012-03-05) 0.1796 EVI
    Fraction of Photosynthetically Active Radiation (fPAR) 30.0 %
    Fractional Cover - Bare Soil (2012-03-05) 31.0 % Bare Soil
    Fractional Cover - Non-persistent Vegetation (2012-03-05) 35.0 % Non-persistent Vegetation
    Fractional Cover - Persistent Vegetation (2012-03-05) 34.0 % Persistent Vegetation
    Gross Primary Productivity (2012-03-13) 0.0047 kg C/m^2
    Leaf Area Index (LAI) - 2012-03-05 0.6 m^2 plant / m^2 ground
    NDVI Mean 28.0 NDVI x 100
    NPP Mean 2.0 tonnes/ha/yr
    Normalized Difference Vegetation Index (2012-03-05) 0.3639 NDVI