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 Yellow Dune - Grootderm (S21) - Observatory Info sheet 
General Data
Number Name Alternative Name
S21 Yellow Dune - Grootderm Yellow Dune
Implementation Country Province/ Region
2001 South Africa Northern Cape
District/ constituency Locality Farm Name
Namakwa Alexander Bay Groot Derm
Latitude Longitude Altitude
-28.61234 S 16.654331 E 193 m a.s.l.
Rainfall Season Biome WWF Ecoregion
Winter Succulent Karoo AT1322
Succulent Karoo
Agro-Ecological Zone Relative intensity of land use Tenure
n.a. Low Private
Type and history of landuse Land owner Google Earth
Conservation area Private  Google Earth
Key study objective