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SANSA NEWS South African National Survey of Arachnida SANSA NEWS South African National Survey of Arachnida No. 23 JAN-JUNE 2015 Red Listing of South African Spiders Inside this issue: Red Listing...….….…….…...…….....1 Protected areas….……...…. ……....2 Feedback National Parks….. .……..3 KNP………..………………..…..….. .4 Legalameetse NR...…………….......5 uMkuzhi NR……………....…..…......6 Wakefield………………….………....7 Lephahlale……………..…………….7 Stellenbosch……..…………………..8 Spider courses……………………. ..8 National Museum……………...…….9 Spider Club………………………....10 New taxa…………………………. 10 Virtual Museum specials…………..11 Congratulations to Tharina………..12 Participants of the Red Listing workshop. From left to right: Robin Lyle, Ansie Dippenaar-Schoeman, Domitilla Publications ……………………......12 Raimondo and Theresa Sethusa. Last word……………………………13 The Convention on Biological Diversity (CBD) was inspired by the world community's growing commitment to sustainable development. It represents a dramatic step forward in the conservation of biological diversity, the sustainable use of its components, and the fair and equitable sharing of benefits arising from the use of genetic resources. The IUCN Red Listing activity is the world’s most comprehensive information source on the global conservation status of wild species and their links to livelihoods. Far more than a list of species and their status, it is a powerful tool to inform and catalyse action for biodiversity conservation, critical to protecting the natural resources we Editors and coordinators: need to survive. Ansie Dippenaar-Schoeman & Robin Lyle Preparation for Red Data assessments ARC-Plant Protection Research Institute Private Bag X134 As part of SANSA, species data was gathered throughout the years to help with the Red Data Queenswood, 0121 assessments. In preparation for determining the conservation status of each species, a rarity index South Africa (RI) was developed based on an endemicity index (EI) and abundance index (AI). The EI (i.e. dis- tribution of a species) included seven categories, ranging from: E-mail: [email protected] & [email protected] 6 = endemic-known only from type locality / one locality only Charles Haddad 5 = known from one province only, wider than type locality Department of Zoology & Entomology University of the Free State 4 = known from two adjoining provinces only P.O. Box 339 Bloemfontein, 9300 3 = South Africa >two provinces or not adjoining South Africa 2 = Southern Africa (south of Zambezi and Kunene Rivers) E-mail: [email protected] 1 = Afrotropical Region 0 = Cosmopolitan This data was compiled based on currently known distribution data available from the literature, SA SPIDER Spider World Catalogue, and information from the SANSA database and Virtual Museum. The abundance index was an estimate of population size based on the number of collecting records COUNT known for each species in the SANSA database. It was divided into three categories: 1 – abun- dant, known from >10 localities; 2 – rare, known from between 4–10 localities; and 3 – very rare, only known from 3 or < localities. JANUARY 2015 2171 spider spp. Team members of SANSA under leadership of the ARC team, along with the Threatened Species JUNE 2015 Programme (TSP) (Dr Theresa Sethusa and Mrs Domitilla Raimondo) of the South African Nation- al Biodiversity Institute (SANBI), have spent the past two years evaluating the South African spider 2192 spider spp. species against the ICUN Categories and Criteria. All of the 2171 species will be evaluated, and this information will be made available through an updated Atlas and Red List. The information will also feed into the species pages being generated by SANBI for the Encyclopaedia of Life. Contact: Robin Lyle at [email protected] & Ansie Dippenaar at [email protected] SANSA NEWS 23 SANSA: PROTECTED AREAS Inventorying and monitoring biodiversity of invertebrates in protected PAs have proven to be particularly valuable sites to SANSA, both from areas forms an integral component of assessing their performance, the perspective of encountering pristine habitat and high diversity, as and providing the information necessary for effective management. well as for the safety of survey teams. Furthermore, PA surveys pro- Invertebrates constitute the largest proportion of terrestrial and fresh- vide important data when evaluating species for Red Data listing, due water biodiversity, and serve a series of critical ecosystem functions. to confirmation of the occurrence of a species in habitats that are not Consequently, they must necessarily be considered in protected are- under immediate threat from human activities. Species inventories are as. However, inventorying and monitoring invertebrates is associated important for effective PA management and are generally considered with a series of regularly cited and well-recognised challenges, includ- to be important by PA managers, specialist taxon scientists and ecol- ing their enormous richness and diversity of habits and habitats, inad- ogists. Most of the provincial conservation agencies need this type of equate systematic and biological knowledge, and the shortage of biodiversity data for planning. In the next newsletter we will give some expertise and capacity. feedback on these surveys. One of the objectives of SANSA is to determine the number of arach- nid species presently protected in protected areas (PA) in South Afri- ca. Being a team effort, SANSA has overcome some of the problems At present, >192 PA’s are or have been surveyed in associated with invertebrate inventorying. To determine the species South Africa. These include: present in a PA is essential for the development of a Red Data list for the arachnids of South Africa, and to assist with decisions on how to national parks successfully protect the arachnid diversity. biosphere reserves AS many of the surveys run over 12 months or longer, these data are botanical gardens extremely valuable since they provide substantial insight into annual nature and game reserves and long-term trends in the diversity, abundance and distribution of the species concerned. These surveys have also made material avail- RAMSAR sites able to taxonomists, resulting in several faunistic papers and the de- state forests scription of many new species. World Heritage sites Table 1: Spider surveys in Protected Areas (PA) of South Africa PA’S SAM- PA’S WITH >50 NO PROVINCES SURVEYS STILL TO BE PUBLISHED PA PUBLISHED PAPERS PLED RECORDS PUB EASTERN Asante Sana NR; Mountain Zebra NP; 23 13 Addo NP; Tsolwana NR 4 CAPE Mkambathi NR; Silaka NR Amanzi PR; Franklin NR (Naval Hill); Golden Gate NP; Kalkfonteindam NR; FREE STATE 14 12 3 Erfenisdam NR; Free State BG Amohela-ho-Spitskop C; Sandveld NR; Tussen-die-Riviere NR Ezemvelo NR; Faerie Glenn NR; Groenkloof NR; Kliprivierberg NR; Preto- GAUTENG 24 12 ria BG; Rietvleidam NR; Roodeplaatdam 1 Roodeplaatdam NR NR; Tswaing Crater NR; Serene Valley NR; Suikerbosrand NR Hluhluwe NR; Ndumo GR; Ngome SF; KWAZULU- Mkuze GR; iSimangolisa WP; Ithala GR; 38 24 9 Ophathe GR; Phinda GR; Spioenkop NR; NATAL Ndumo GR; Vryheid NR; Weenen NR Tembe EP Atherstone NR; Ben Lavin NR; Entabeni Blouberg NR; Nylsvley NR; Polokwane NR; Kruger National Park and Blyde NR; Kruger NP (in part); Makelali NR; LIMPOPO 41 14 River Canyon BR; Legelameetse NR 11 Mashovela NR; Sovenga Hill; Soutpans- Leopard Creek PR; Venetia Mine NR; berg C Vhembe BR; Waterberg BR Kruger NP (in part); Verloren Vallei NR; MPUMALANGA 10 2 Kruger NP; Lowveld BG; Witbank NR; 3 Bergvliet SF Kgaswane Mountain Reserve; Pilan- NORTH WEST 8 4 0 0 esberg NR Augrabies NP; Benfontein NR; Oorlog- NORTHERN 8 2 skloof NR; Oryx GF; Richtersveld NP; 0 0 CAPE Rooipoort NR; Tswalu NR Anysberg NR; Bontebok NP; Cederberg De Hoop NR; Karoo NP; Swartberg NR; WESTERN WA; Gamkasberg NR; Kirstenbosch BG; 26 15 8 Robben Island (in part); Table Mountain CAPE Kogelberg BR; Robben Island HS; Table Mountain NP. NP (in part) B=Biosphere Reserve; BG=Botanical Garden; C= conservancy; EP= Elephant Park; GF=Game Farm; GR=Game Reserve; HS= Heritage site; NR=Nature Reserve; NP= National Park; PR= Private Reserve; SF=State Forest; WP- Wetland park; WA= Wilderness area. Contact: Ansie Dippenaar at [email protected] 2 SANSA NEWS 23 SANSA: PROTECTED AREAS - NATIONAL PARKS There are presently 19 proclaimed national parks (NP) in South Africa. taxonomists, resulting in several faunistic papers and the description SANSA has registered projects in the SANParks since 1997. The of >20 new species. Only a small fraction of the parks have been sam- SANSA database contains information on 14 of these parks. For four pled intensively (Table 2) and an effort needs to be made to survey parks, namely Kruger NP (Dippenaar-Schoeman & Leroy 2003; Robert- more of them in long-term studies. The knowledge of the species pre- son et al . 2011); Mountain Zebra NP (Dippenaar-Schoeman 1988, sent in the parks is essential for the development of a Red Data list for 2006), Karoo NP (Dippenaar-Schoeman et al. 1999) and Table Moun- the arachnids of South Africa, and to assist with decisions on how to tain NP there are published surveys (Tables 1, 2). However, specimens successfully conserve the arachnid biodiversity. sampled during these surveys have also made material available to Table 2: National parks sampled with number of families and species recorded NO SAMPLES NO NATIONAL PARKS IN NCA NO FAMILIES SPP. SOURCE PUBLISHED SURVEYS/ REPORTS ADDO 350 49 207 L. Wiese (SANSA) Wiese & Dippenaar-Schoeman (2014) AGULHAS no records AUGRABIES 94 26 68 E. le Roux/M de Jager SANSA database BONTEBOK
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