Occurrence record: 164

of Carcharias taurus | grey nurse shark recorded on 2014-06-07

Dataset

Data resource SharkBase
Occurrence ID 164
Basis of record Not supplied
Sex unknown
Individual count 15
License CC-BY-NC-Int
Occurrence status present
Abcd identification qualifier Not provided

Event

Record date 2014-06-07
Supplied date "Sat Jun 07 00:00:00 AEST 2014"
Date precision Day

Taxonomy

Scientific name Carcharias taurus
Taxon rank species
Common name grey nurse shark
Supplied common name "Ragged tooth shark"
Kingdom Animalia
Phylum Chordata
Class Chondrichthyes
Order Lamniformes
Family Odontaspididae
Genus Carcharias
Species Carcharias taurus
Taxonomic issue No issues
Name match metric Exact match
The supplied name matched the name exactly.
Name parse type wellformed

Geospatial

Locality Aliwal Shoal, Durban, South Africa
Latitude -30.2442
Longitude 30.8269229999999
Geodetic datum EPSG:4326
Water body Indian Ocean
Coordinate precision Unknown

Additional properties

conditions -unknown-
dcterms:bibliographic citation Kempster RM and Egeberg CA (2015). SharkBase citizen science global chondrichthyan sighting database. Support Our Sharks Ocean Conservation Society. Version 2015.07. www.shark-base.org (consulted on 29/06/2015)
sighting type None
visibility -unknown-

User flagged issues 

User Assertion Status:

    Data quality tests

    Test name Result
    Occurrence status assumed to be present Warning
    Geodetic datum assumed WGS84 Warning
    Invalid collection date Passed
    Incomplete collection date Passed
    First of the month Passed
    Data are generalised Passed
    Name not supplied Passed
    Name not recognised Passed
    Invalid scientific name Passed
    Name not in national checklists Passed
    Decimal coordinates not supplied Passed
    Coordinates are transposed Passed
    Coordinates are out of range for species Passed
    Supplied coordinates are zero Passed
    Zero latitude Passed
    Zero longitude 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
    Show/Hide 14 missing properties
    Show/Hide 51 tests that have not been run

    Additional political boundaries information

    Area Management
    Global 200 priority ecoregions - Marine Agulhas Current
    Biodiversity
    World Anthropogenic Biomes (2000) Residential rainfed croplands
    Marine
    FAO Fishery Statistical Areas 51
    Global Seagrass Species Richness (2003) 2.00000000
    Marine Ecoregions of the World Natal

    Environmental sampling for this location

    Biodiversity
    Endemism 0.0012515645
    Endemism (Non-marine) 0.0
    Occurrence Density 44.06173 frequency
    Shannon Diversity (H) 1.0397208 index
    Species Richness 4.160494 frequency
    Distance
    Marspec Distance to Shore 5.0 km
    Marine
    Marspec Annual Range in Sea Surface Salinity 0.29999998 100 x psu
    Marspec Annual Range in Sea Surface Temperature 4.54 100 x degrees C
    Marspec Annual Variance in Sea Surface Salinity 0.71999997 100 x psu
    Marspec Annual Variance in Sea Surface Temperature 2.6482 10,000 x degrees C
    Marspec Bathymetric Slope 0.2 10 x degrees
    Marspec Concavity 0.0 1000 x degrees
    Marspec East/West Aspect 0.42999998 radians
    Marspec Maximum Monthly Sea Surface Salinity 35.44 100 x psu
    Marspec Mean Annual Sea Surface Salinity 35.32 100 x psu
    Marspec Mean Annual Sea Surface Temperature 23.119999 100 x degrees C
    Marspec Minimum Monthly Sea Surface Salinity 35.14 100 x psu
    Marspec North/South Aspect 0.9 1 x radians
    Marspec Plan Curvature 4.9999997E-4 x 10000
    Marspec Profile Curvature 4.9999997E-4 x 10000
    Marspec Sea Surface Temperature of the coldest ice-free month 21.05 100 x degrees C
    Marspec Sea Surface Temperature of the warmest ice-free month 25.59 100 x degrees C