Westonia Common Conservation Management Plan
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Westonia Common Conservation Management Plan 2016 – 2021 Prepared for Shire of Westonia 12 February 2016 Westonia Common Conservation Management Plan 2 0 1 6 - 2 0 2 1 DOCUMENT TRACKING Item Detail Project Name Westonia Common Conservation Management Plan Project Number 15PER_2048 Joel Collins Project Manager (08) 9227 1070 Suite 1 & 2, 49 Ord Street, West Perth, WA, 6005 Prepared by Sarah Dalgleish, Katrina Zeehandelaar-Adams, Joel Collins Reviewed by Benjamin Casillas-Smith Approved by Mark Vile Status DRAFT Version Number 1 Last saved on 12 February 2016 Cover photo Westonia Common September 2015 © Eco Logical Australia This report should be cited as ‘Eco Logical Australia 2016. Westonia Common Conservation Management Plan 2016-2021. Prepared for Shire of Westonia.’ ACKNOWLEDGEMENTS This document has been prepared by Eco Logical Australia Pty Ltd with support from the Shire of Westonia Disclaimer This document may only be used for the purpose for which it was commissioned and in accordance with the contract between Eco Logical Australia Pty Ltd and Shire of Westonia. The scope of services was defined in consultation with Shire of Westonia, by time and budgetary constraints imposed by the client, and the availability of reports and other data on the subject area. Changes to available information, legislation and schedules are made on an ongoing basis and readers should obtain up to date information. Eco Logical Australia Pty Ltd accepts no liability or responsibility whatsoever for or in respect of any use of or reliance upon this report and its supporting material by any third party. Information provided is not intended to be a substitute for site specific assessment or legal advice in relation to any matter. Unauthorised use of this report in any form is prohibited. Template 24/07/2015 © ECO LOGICAL AUSTRALIA PTY LTD ii Westonia Common Conservation Management Plan 2 0 1 6 - 2 0 2 1 Contents 1 Introduction ................................................................................................................................. 1 1.1 Aim and objectives ....................................................................................................................... 1 1.2 Adaptive management framework and life of plan ....................................................................... 1 2 Background ................................................................................................................................. 4 2.1 Site location and tenure ................................................................................................................ 4 2.2 Geology and soils ......................................................................................................................... 4 2.3 Climate .......................................................................................................................................... 4 2.4 Biodiversity values and risks ........................................................................................................ 5 2.4.1 Flora and vegetation ..................................................................................................................... 5 2.4.2 Environmental weeds ................................................................................................................... 7 2.4.3 Fauna ............................................................................................................................................ 8 2.4.4 Fire ecology and management ..................................................................................................... 9 2.4.5 Mining and gravel/sand extraction .............................................................................................. 10 2.4.6 Firewood harvesting ................................................................................................................... 10 2.5 Tourism and sustainability .......................................................................................................... 10 3 Management issues, priorities and impacts .......................................................................... 11 3.1 Management issues ................................................................................................................... 11 3.2 Gaps in current knowledge ......................................................................................................... 12 3.3 Management priorities ................................................................................................................ 15 4 Management of Westonia Common ....................................................................................... 16 4.1 Biodiversity values and risks ...................................................................................................... 16 4.1.1 Flora and vegetation ................................................................................................................... 16 4.1.2 Environmental weeds ................................................................................................................. 18 4.1.3 Fauna .......................................................................................................................................... 20 4.1.4 Fire ecology and management ................................................................................................... 23 4.1.5 Mining and gravel/sand extraction .............................................................................................. 24 4.1.6 Firewood harvesting ................................................................................................................... 24 4.2 Tourism and sustainability .......................................................................................................... 25 4.2.1 Visitors and human activities ...................................................................................................... 25 4.2.2 Climate change ........................................................................................................................... 28 References ............................................................................................................................................. 29 © ECO LOGICAL AUSTRALIA PTY LTD iii Westonia Common Conservation Management Plan 2 0 1 6 - 2 0 2 1 List of figures Figure 1: Westonia Common location and regional context ...................................................................... 3 Figure 2 Average monthly temperature for Merredin (42.1 km from Westonia; station no. 010092; BoM 2015) and average monthly rainfall for Westonia (station number 012083; BoM 2015)............................ 5 List of tables Table 1: Beard (1975) mapping units, Shepherd et al. (2002) vegetation association equivalents, and extent remaining (GWA 2014) .................................................................................................................... 6 Table 2: Introduced flora (weed) species listed as occurring in the Common and within 10 km radius .... 7 Table 3: Westonia Common management issues, priorities and impacts ............................................... 11 Table 4: Gaps in current knowledge of Westonia Common ..................................................................... 13 Table 5: Priority rankings for implementation of management ................................................................. 15 Table 6: Projects and Key Performance Indicators for management of flora and vegetation.................. 17 Table 7: Projects and Key Performance Indicators for management of environmental weeds ............... 19 Table 8: Projects and Key Performance Indicators for management of fauna ........................................ 22 Table 9: Projects and Key Performance Indicators for fire management ................................................ 24 Table 10: Projects and Key Performance Indicators for management of firewood harvesting ................ 25 Table 11: Projects and Key Performance Indicators for management of visitors and human activities .. 27 © ECO LOGICAL AUSTRALIA PTY LTD iv Westonia Common Conservation Management Plan 2 0 1 6 - 2 0 2 1 Abbreviations Abbreviation Description AVW Avon Wheatbelt IBRA bioregion AVW01 Avon Wheatbelt 1 IBRA subregion AVW02 Avon Wheatbelt 2 IBRA subregion BAM Act Biosecurity and Agriculture Management Act 2007 BoM Bureau of Meteorology CMP Conservation Management Plan DAFWA Department of Agriculture and Food Western Australia DoE Department of the Environment ELA Eco Logical Australia EPBC Act Environment Protection and Biodiversity Conservation Act 1999 GWA Government of Western Australia ha hectare IBRA Interim Biogeographic Regionalisation for Australia km kilometre KPIs Key performance indicators NEWROC North Eastern Wheatbelt Regional Organisation of Councils Parks and Wildlife Department of Parks and Wildlife RCC Roadside Conservation Committee the Shire Shire of Westonia TEC Threatened Ecological Community TSSC Threatened Species Scientific Committee WA Western Australia WAH Western Australian Herbarium WC Act Wildlife Conservation Act 1950 WWF World Wide Fund for Nature © ECO LOGICAL AUSTRALIA PTY LTD v Westonia Common Conservation Management Plan 2 0 1 6 - 2 0 2 1 1 Introduction Surrounding the town of Westonia are a number of remnant vegetation reserves collectively known as the Westonia Common (the Common; Figure 1). The Common is located approximately 316 km east of Perth and