LEVEL 2 SHORT RANGE ENDEMIC SURVEY OF THE MARDA TENEMENT AND LEVEL 1 SHORT RANGE ENDEMIC SURVEYS OF THE GOLDEN ORB AND KING BROWN TENEMENTS FOR SOUTHERN CROSS GOLDFIELDS LTD JUNE 2012 Revision Date Prepared by Reviewed By Approved by Draft A 02/03/12 M Weerheim K George Draft B 08/03/12 M Weerheim Chris Jackson Draft C 21/05/12 M Weerheim Chris Jackson Chris Jackson FINAL 07/06/12 M Weerheim J Fielder J Fielder Perth Office KALGOORLIE OFFICE Phone: (08) 9460 4300 Fax: (08) 9226 2388 Phone: (08) 9021 8399 Fax: (08) 9021 6901 130 Hay Street, Subiaco WA 6008 10 Broadwood Street, West Kalgoorlie WA 6430 ABN: 31 726 506 590 PO Box 8190, Subiaco East WA 6008 PO Box 1123, Kalgoorlie WA 6433 ACN: 009 257 836 www.rapallo.com.au Table of Contents Executive Summary .................................................................................................................................. 1 Introduction ....................................................................................................................................... 4 Project Background ...................................................................................................................... 4 Scope and Objectives of the Survey............................................................................................. 4 Short Range Endemic Invertebrates ............................................................................................. 6 Taxonomy and Nomenclature ............................................................................................ 6 Survey Guidance .......................................................................................................................... 7 Existing Environment ....................................................................................................................... 8 Biogeography ............................................................................................................................... 8 Vegetation .................................................................................................................................... 9 Climate ....................................................................................................................................... 10 Reserves and Environmentally Sensitive Areas ......................................................................... 11 Methods ............................................................................................................................................ 13 Desktop Search .......................................................................................................................... 13 Field Survey ............................................................................................................................... 13 Survey Personnel and Licensing ...................................................................................... 14 Dry Pitfall Trapping ......................................................................................................... 14 Hand Foraging ................................................................................................................. 14 Leaf litter collection ......................................................................................................... 15 Habitat assessments ......................................................................................................... 15 Opportunistic records ....................................................................................................... 15 Taxonomic Identification ........................................................................................................... 15 Survey Limitations ..................................................................................................................... 19 Results............................................................................................................................................... 20 Summary .................................................................................................................................... 20 Desktop Search Results .............................................................................................................. 24 Mygalomorph Spiders ................................................................................................................ 25 Family: Idiopidae ............................................................................................................. 25 Family: Nemesiidae ......................................................................................................... 26 Araneomorph Spiders ................................................................................................................ 27 Family: Lycosidae ........................................................................................................... 27 Family: Oonopidae .......................................................................................................... 27 Family: Theridiidae ......................................................................................................... 27 Report – SXG Level 2 SRE Survey of Marda and Level 1 SRE Surveys of Golden Orb and King Brown Page I Pseudoscorpions ......................................................................................................................... 27 Family: Chernetidae ......................................................................................................... 28 Family Chthoniidae ......................................................................................................... 28 Family: Garypidae ........................................................................................................... 28 Family Olpiidae ............................................................................................................... 29 Scorpions .................................................................................................................................... 29 Family: Buthidae ............................................................................................................. 29 Millipedes .................................................................................................................................. 30 Family: Paradoxosomatidae ............................................................................................. 30 Family: Synxenidae ......................................................................................................... 30 Isopods ....................................................................................................................................... 30 Land Snails ................................................................................................................................. 30 Family: Bulimulidae ........................................................................................................ 31 Family: Punctidae ............................................................................................................ 31 Family: Pupillidae ............................................................................................................ 31 Habitat analysis ..................................................................................................................... 31 Marda tenement – Trapping sites ..................................................................................... 32 Marda tenement – Foraging sites ..................................................................................... 33 Golden Orb – Foraging sites ............................................................................................ 34 King Brown – Foraging sites ........................................................................................... 35 Discussion and Recommendations ................................................................................................. 36 References ........................................................................................................................................ 37 Tables Table 1 Tenements in which the project area is located ...................................................................... 4 Table 2 Database searches ................................................................................................................. 13 Table 3 Reports reviewed for desktop search ................................................................................... 13 Table 4 Potential limitations and discussion about their relevance to the survey .............................. 19 Table 6 Summary of the SRE status of taxa collected in the survey and submitted for identification .. .............................................................................................................................................. 20 Table 5 Database records of SRE taxa and DEC Priority taxa recorded from the vicinity of the project ................................................................................................................................... 24 Report – SXG Level 2 SRE Survey of Marda and Level 1 SRE Surveys of Golden Orb and King Brown Page II Figures Figure 1 Location of the project area: Marda, Golden Orb and King Brown tenements ...................... 5 Figure 2 Southern Cross Weather Station – Average