Red List of South African Species

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Vulnerable (VU)
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Rationale (Changed due to Same category but change in criteria)

This species is considered Vulnerable given the quantified population declines over the last three generations. The population has declined ca 48% due to the heavy transformation of its habitat, coupled to targeted removals from the wild. These combined impacts have not ceased, and strong conservation measures are needed to ensure its survival.

Distribution

Endemic to South Africa, where it is found Highveld grasslands of the northern Free State Province and the southwestern parts of Mpumalanga Province (Jacobsen 1989, De Waal 1978, Bates et al. 2014, Parusnath et al. 2017). Records of this species in KwaZulu-Natal Province (e.g. Bourquin 2004) apparently all refer to introduced populations that did not become established, and there are no confirmed records of natural populations in that province (Armstrong 2011). A record for Witsieshoek in the Free State and two records for western Lesotho (Ambrose 2006) are considered doubtful.

Population trend

Trend

The population has been estimated at ca 677,000 adults, which is a decline of about 48% from the historical population size (Parusnath et al. 2017).

Threats

The areas inhabited by this species are under intense pressure for agriculture, particularly maize and sunflower cultivation, as well as coal mining (Newberry and Petersen 1982/83, Parusnath et al. 2017) with large areas being highly transformed or degraded. Although habitat loss is considered a primary cause of population declines, most of the impact at present appears to be a due to a combination of these longer-term declines, and direct removals (illegal and unknown in quantity) from the wild (Parusnath et al. 2017).  Other possible threats are related to fumigation of their burrows for the control of Yellow Mongoose (Cynictis penicillata) and Suricate (Suricata suricatta) (Newberry and Petersen 1982/83)  Losses are exacerbated by poor recruitment ability; in addition, large portions of the grassland habitat are underlain by coal beds and exploitation of coal for fuel has and could result in further habitat loss.

Uses and trade

This species is listed on CITES Appendix II and is one of the most exported species from South Africa with 1,194 individuals exported between 1985 and 2014 for pet trade (Parusnath et al. 2017, UNEP-WCMC 2017). It is also found in the illegal pet trade, and harvested for traditional medicines (see Parusnath et al. 2017 for a review), so the actual number of animals removed from the wild is not known, and is potentially much higher than what is recorded by CITES. Most CITES exports are to the USA, Japan and Germany, with about 30% of total CITES exports listed as captive bred. In the last decade, 70% of the animals exported were reported as captive bred. However, the captive bred exports are suspect because there are no records of captive breeding success (see Parusnath et al. 2017). A significant number of captive animals also exported from non-range states, such as Mozambique, India and Italy suggesting that wild caught animals are laundered as captive bred animals from both South Africa, and non-range states. 


Conservation

This species is listed in CITES Appendix II. The two most tangible threats to this species are habitat transformation and targeted removals of adults from the wild for trade. Extinction risk for this species would be greatly improved with amelioration of those two direct threats. This species does not currently occur within any protected areas, so incorporation of multiple large patches of grassland into the protected area network would be an immediate first step to ensuring this species survival. The threat from illegal trade is likely substantial, and strong law enforcement to curb this is urgently needed. These actions should be linked to long-term population monitoring programs and stewardship programs for landowners that encourages protection of existing natural habitats as well as rehabilitation of degraded or transformed habitats. An understanding of gene flow would assist to determine whether natural recolonization is feasible, or whether translocations should be considered for areas that are rehabilitated. This species is a candidate for a Biodiversity Management Plan (BMP; see South African National Environmental Management Biodiversity Act, Act No. 10 of 2004). BMPs aim to ensure the long-term survival of species in the wild, and provide a framework for implementation of management actions.

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