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Biodiversity & Wine Initiative
 
A PIONEERING PARTNERSHIP BETWEEN THE SOUTH AFRICAN WINE INDUSTRY AND THE CONSERVATION SECTOR

 

 Members
Drumearn
Area Conserved:
4 ha
Wine District:
Overberg
Owner / Contact Person:
James Rawbone-Viljoen
Phone:
021 8440738
Website:
james@drumearn.co.za
Membership Date:
07 July 2008
 

Biodiversity highlights: Area conserved – 4ha.
The riparian vegetation at Drumearn is still in a good condition and provides habitat for many plants and animals and allows for their migration. Examples of animals that migrate along the river include the Cape clawless otter, water mongoose and water dependent bird species, such as giant kingfisher, ducks, herons and waders.

The three farms (Helderfontein, Drumearn and Blauwkrans) are situated in the Elgin Valley. It falls under the Palmiet Catchment Management area which forms an integral part of the Kogelberg Biosphere.

The four hectare conservation area consists of uneconomical agricultural land and part of this will be restored to indigenous vegetation. The one corner of the farm also consists of a short section of riparian zone along the Palmiet River. Major impacts on this part of the Palmiet are alien vegetation, as well as urban and agricultural development. The domestic wastewater and run off near Grabouw result in elevated organic loads in the river, causing euthrophication and low dissolved oxygen levels. The river section which is still in a relatively good condition therefore plays a vital role to increase the quality of the water before it enters the Applewaite dam.

The riparian vegetation also provides habitat for many plants and animals and allows for their migration Examples of animals that migrate along the river include the Cape clawless otter, water mongoose and water dependent bird species, such as giant kingfisher, ducks, herons and waders.

The Cape Floral Kingdom is the centre for a distinct Cape component of freshwater fish fauna. Of its 19 species, 16 are found nowhere else. Of these species only the Cape galaxias (Galaxias zebratus) and Cape kurper (Sandelia capensis) are found in this section of the river. Both species are indicators of a healthy ecosystem and therefore a positive sign of the state of this section of river.
Various dragonfly species were also observed. Dragonflies are one of the oldest flying creatures known, with recently discovered fossils dating back to 300 million years. The dragonfly nymphs live in water and are highly predatory, sometimes eating prey as large as tadpoles and small fish.

Being Eurepgap, as well as Nature’s Choice (Gold) accredited, the management are committed to farm with minimum negative impacts on the environment. A waste management plan is in place and various materials are recycled.



 
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