Occurrence record: Observations:94093741

Human observation of Hydrophis major (Shaw, 1802) | Olive-headed Seasnake recorded on 2017-11-26

Dataset

Data resource iNaturalist Australia
Institution code Supplied institution code "iNaturalist"
Collection Supplied collection code "Observations"
Catalog number 94093741
Occurrence ID https://www.inaturalist.org/observations/94093741
Record type Human observation
Supplied basis "HumanObservation"
Identified by tanyahattingh
Identified date 2021-09-08T11:20:27Z
Collector Tanyahattingh
Supplied as "tanyahattingh"
License CC-BY-NC 4.0 (Int)
Supplied as http://creativecommons.org/licenses/by-nc/4.0/
Rights holder tanyahattingh
Establishment means wild
Presence/Absence PRESENT
Dataset / Survey name iNaturalist research-grade observations
Occurrence remarks Aka Olive-headed Sea Snake Beach washed (dead)
Identification verification status research
Date identified 2021-09-08T11:20:27Z
Identification ID 205411151

Event

Occurrence date 2017-11-26
Supplied date "2017-11-26T08:45:00+10:30"
Verbatim event date Sun Nov 26 2017 08:45:00 GMT+0930 (GMT+9:30)
Date precision DAY
Event time 22:15:00Z

Taxonomy

Scientific name Hydrophis major
Identified to rank species
Common name Olive-headed Seasnake
Kingdom Animalia
Phylum Chordata
Class Reptilia
Order Squamata
Family Elapidae
Genus Hydrophis
Species Hydrophis major
Name match metric exactMatch
Scientific name authorship (Shaw, 1802)
Name parse type SCIENTIFIC

Geospatial

Country Australia
State or Territory Western Australia
Latitude -24.478021
Supplied as: "-24.4780212326"
Longitude 113.407954
Supplied as: "113.4079543864"
Datum EPSG:4326
Verbatim locality Beach Road, Macleod, WA, AU
Coordinate precision Unknown
Coordinate uncertainty (in metres) 341.0
Terrestrial true
Biome TERRESTRIAL
Marine false
Country Code AU

User flagged issues 

    Data quality tests

    Test name Result
    Coordinate rounded Warning
    Show/Hide 85 passed properties
    Show/Hide 5 missing properties
    Show/Hide 16 tests that have not been run

    Outlier information  

    This record has been detected as an outlier using the Reverse Jackknife algorithm for the following layers:

    More information on the data quality work being undertaken by the Atlas is available here:

    Additional political boundaries information

    Area Management
    Fallow practice - dominant (area) No practices
    Fallow practice - dominant (number) No practices
    Global 200 priority ecoregions - Marine Western Australia Marine
    Global 200 priority ecoregions - Terrestrial Carnavon Xeric Shrubs
    Irrigation practice - dominant No irrigation
    Land use Grazing of native pastures
    NRM Regions 2010 Rangelands
    NRM Regions 2014 Rangelands
    NRM Regions 2015 Rangelands
    NRM Regions 2017 Rangelands Region
    NRM Regions 2017 (Qld 2019) Rangelands Region
    Stubble practice - dominant (area) No practices reported
    Stubble practice - dominant (number) No practices reported
    Tillage practice - dominant (area) 1-2 cultivations
    Tillage practice - dominant (number) 1-2 cultivations
    Area management
    National Landcare Program Management Units 2018 Rangelands Region
    Biodiversity
    Freshwater Ecoregions of the World Pilbara
    IBRA 6 Regions Carnarvon
    IBRA 6 Sub Regions Wooramel
    IBRA 7 Regions Carnarvon
    IBRA 7 Subregions Wooramel
    Terrestrial Ecoregional Boundaries Carnarvon Xeric Shrublands
    Climate
    Agroclimatic classification of Australia Desert, supporting very little plant growth due to water limitation
    Koppen Climate Classification (All Classes) Desert: hot (summer drought)
    Koppen Climate Classification (Major Classes) Desert
    Hydrology
    Drainage Divisions Level 1 Pilbara-Gascoyne
    Drainage Divisions Level 2 GASCOYNE RIVER
    River Regions GASCOYNE RIVER
    Land Management
    Western Australian Biodiversity Science Research Priority Regions Gascoyne/Murchison
    Marine
    Marine Ecoregions of the World Shark Bay
    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 Durack
    Local Government Areas 2011 Carnarvon (S)
    Local Government Areas 2012 deprecated Carnarvon
    Local Government Areas PSMA 2018 SHIRE OF CARNARVON
    Native Title Determinations (13/7/2020) Gnulli, Gnulli #2 and Gnulli #3 - Yinggarda, Baiyungu and Thalanyji People WCD2019/016
    PSMA ABS Census Indigenous Language Speakers by Area - I01B (2016) 10
    PSMA ABS Census Selected Person Characteristics by Indigenous Status by Area - I01A (2016) 239
    PSMA ABS Greater Capital City Statistical Areas (2016) REST OF WA
    PSMA ABS SA2 Statistical Areas (2016) EXMOUTH
    PSMA ABS SA3 Statistical Areas (2016) GASCOYNE
    PSMA ABS SA4 Statistical Areas (2016) WESTERN AUSTRALIA - OUTBACK (SOUTH)
    PSMA Commonwealth Electoral Boundaries (2016) DURACK
    PSMA Commonwealth Electoral Boundaries (2018) DURACK
    PSMA Indigenous Areas (2016) SHARK BAY - CORAL BAY - UPPER GASCOYNE
    PSMA Indigenous Locations (2016) SHARK BAY - CORAL BAY - UPPER GASCOYNE
    PSMA Indigenous Regions (2016) GERALDTON
    PSMA Localities (2018) MACLEOD
    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)
    PSMA Wards (2018) GASCOYNE-MINILYA WARD
    Statistical Local Areas Carnarvon (S)
    World Country Boundaries Australia
    Substrate
    Geological Regions of Australia Carnarvon Region
    Surface Geology of Australia Qdc
    Topography
    Physiographic Provinces of Australia Western Coastlands Province
    Physiographic Regions 2011 Carnarvon Plain
    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) Water
    NVIS 4.1 Major Vegetation Groups Unknown/no data
    NVIS 4.1 Major Vegetation Subgroups Unknown/No data
    Tenure of Australia's forests (2013) v2.0 Nature Conservation Reserve
    Vegetation - condition Modified
    Vegetation types - native unknown/no data
    Vegetation types - present Unknown/no data

    Environmental sampling for this location

    Biodiversity
    Acacia – Miller et al 2012 - 0.5 degree 0.4144
    Amphibians (global) – Pyron & Wiens 2011 - 0.5 degree 0.0
    Endemism 0.025342451
    Endemism (Non-marine) 0.035430603
    Mammals – Fritz et al 2009 - 0.5 degree 0.0
    Occurrence Density 2290.0 frequency
    Shannon Diversity (H) 5.7694697 index
    Species Richness 698.0 frequency
    Climate
    2030A1BMk35M: Aridity index - annual mean 0.099977165
    2030A1BMk35M: Evaporation - month min 120.417694 mm
    2030A1BMk35M: Precipitation - annual mean 15.23 mm
    2030A1BMk35M: Precipitation - driest month 0.65307695 mm
    2030A1BMk35M: Precipitation - equinox seasonality ratio 0.17482613
    2030A1BMk35M: Precipitation - spring or autumn season -4.2382636
    2030A1BMk35M: Temperature - annual max mean 29.516346 degrees C
    2030A1BMk35M: Temperature - annual min mean 18.291283 degrees C
    2030A1BMk35M: Temperature - annual range 22.050781 degrees C
    Precipitation - annual (Bio12) 220.16667 mm
    Precipitation - coldest quarter (Bio19) 120.166664 mm
    Precipitation - driest period (Bio14) 0.0 mm
    Precipitation - driest quarter (Bio17) 7.0 mm
    Precipitation - seasonality (Bio15) 98.5 mm
    Precipitation - warmest quarter (Bio18) 37.333332 mm
    Precipitation - wettest period (Bio13) 15.0 mm
    Precipitation - wettest quarter (Bio16) 137.16667 mm
    Radiation - annual mean (Bio20) 22.6 MJ/m2/day
    Radiation - seasonality (Bio23) 30.0
    Radiation - warmest quarter (Bio26) 27.2 MJ/m2/day
    Temperature - annual mean (Bio01) 22.916666 degrees C
    Temperature - annual range (Bio07) 22.716667 degrees C
    Temperature - coldest period min (Bio06) 11.266666 degrees C
    Temperature - coldest quarter mean (Bio11) 17.883333 degrees C
    Temperature - diurnal range mean (Bio02) 11.133333 degrees C
    Temperature - driest quarter mean (Bio09) 24.316666 degrees C
    Temperature - isothermality (Bio03) 0.49 %
    Temperature - seasonality (Bio04) 1.325
    Temperature - warmest period max (Bio05) 34.0 degrees C
    Temperature - warmest quarter (Bio10) 27.883333 degrees C
    Temperature - wettest quarter mean (Bio08) 18.733334 degrees C
    Wind run - annual mean 391.6889 km/day
    WorldClim: Precipitation - annual 230.0 mm
    WorldClim: Precipitation - coldest quarter 113.0 mm
    WorldClim: Precipitation - driest month 0.0 mm
    WorldClim: Precipitation - driest quarter 6.0 mm
    WorldClim: Precipitation - seasonality 83.0
    WorldClim: Precipitation - warmest quarter 54.0 mm
    WorldClim: Precipitation - wettest month 53.0 mm
    WorldClim: Precipitation - wettest quarter 136.0 mm
    WorldClim: Temperature - annual mean 223.0 degrees C * 10
    WorldClim: Temperature - annual range 226.0 degrees C * 10
    WorldClim: Temperature - coldest month min 111.0 degrees C * 10
    WorldClim: Temperature - coldest quarter mean 171.0 degrees C * 10
    WorldClim: Temperature - diurnal range mean 106.0 degrees C * 10
    WorldClim: Temperature - driest quarter mean 231.0 degrees C * 10
    WorldClim: Temperature - isothermality 46.0 %
    WorldClim: Temperature - seasonality 4025.0 standard deviation (degrees C * 10) * 100
    WorldClim: Temperature - warmest month max 337.0 degrees C * 10
    WorldClim: Temperature - warmest quarter mean 275.0 degrees C * 10
    WorldClim: Temperature - wettest quarter mean 182.0 degrees C * 10
    Distance
    Distance - to any water (weighted) 0.20124611 degrees
    Distance - to coast 0.01 km x 100
    Distance - to non-permanent water (weighted) 0.20124611 degrees
    Distance - to permanent water (weighted) 0.33286634 km
    Euclidean Distance to Coast (metres) 1228.5055 m
    Marspec Distance to Shore 1.0 km
    Hydrology
    Water Observations From Space 0.0 Percentage
    Marine
    GEOMACS - geometric mean 0.015837 Pascals
    Marspec Annual Range in Sea Surface Salinity 0.26999998 100 x psu
    Marspec Annual Range in Sea Surface Temperature 4.64 100 x degrees C
    Marspec Annual Variance in Sea Surface Salinity 0.7 100 x psu
    Marspec Annual Variance in Sea Surface Temperature 2.8637998 10,000 x degrees C
    Marspec Bathymetric Slope 0.4 10 x degrees
    Marspec Concavity 0.020000001 1000 x degrees
    Marspec East/West Aspect -0.94 radians
    Marspec Maximum Monthly Sea Surface Salinity 35.39 100 x psu
    Marspec Mean Annual Sea Surface Salinity 35.23 100 x psu
    Marspec Mean Annual Sea Surface Temperature 23.3 100 x degrees C
    Marspec Minimum Monthly Sea Surface Salinity 35.12 100 x psu
    Marspec North/South Aspect -0.32999998 1 x radians
    Marspec Plan Curvature 7.0E-4 x 10000
    Marspec Profile Curvature -0.0013 x 10000
    Marspec Sea Surface Temperature of the coldest ice-free month 20.91 100 x degrees C
    Marspec Sea Surface Temperature of the warmest ice-free month 25.55 100 x degrees C
    Sea Surface Temperature - MODIS Terra 23.383747 Degrees C
    SeaWIFS K490 Mean 0.08443303 Kd@490nm/m^2
    SeaWiFS Chlorophyll Mean 0.6557106 mg/m^3
    Substrate
    2030A1BMk35M: Water stress index - month max 43.30254
    ASRIS 0-1m Plant Available Water Capacity (250m raster) 52.0 mm
    ASRIS 0-30cm Bulk Density (250m raster) 1.45 Mg/m3
    ASRIS 0-30cm Clay Content (250m raster) 5.0 %
    Bulk density 1.385 Mg/m^3
    Clay % 8.75 %
    Hydrologic conductivity - average saturated 299.99994 mm/h
    Moisture Index - annual mean (Bio28) 0.12166666
    Moisture Index - highest quarter mean (Bio32) 0.37166667
    Nutrient status 1.0 index
    Soil depth 0.4 m
    Soil pedality 1.3
    Water holding capacity 72000.0 mm
    Weathering Intensity V2 5.19203 Weathering Intensity Index
    Topography
    Averaged Topographic Relief 83.041664 metres
    Bathymetry and Elvation 9 sec 3.0 m
    Topographic Slope (degrees) 2.6968977 degrees
    Topographic relief 13.42883 m
    Topographic slope (%) 0.7804893 %
    Vegetation
    Fractional Cover - Bare Soil (2012-03-05) 19.0 % Bare Soil
    Fractional Cover - Non-persistent Vegetation (2012-03-05) 69.0 % Non-persistent Vegetation
    Fractional Cover - Persistent Vegetation (2012-03-05) 12.0 % Persistent Vegetation