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The Land and Biodiversity Implementation Committee (LABIC) of Glenelg Hopkins CMA have overseen development of this Strategy. A subcommittee of LABIC with additional technical expertise have been responsible for preparation of the Strategy. SALINITY TECHNICAL COMMITTEE Laurie Norman Chairman, LABIC representative Peter Dahlhaus Vice Chairman Debbie Shea LABIC representative Glenn Whipp LABIC representative Mike Wagg Dept. Natural Resources and Environment, Catchment and Agricultural Services Peter Dixon Dept. Natural Resources and Environment, Catchment and Agricultural Services Malcolm McCaskill Dept. Natural Resources and Environment, Agriculture Victoria Gillian Holmes Glenelg Hopkins CMA Helen Anderson Executive Officer Glenelg Hopkins CMA and the Land and Biodiversity Implementation Committee wish to acknowledge those who contributed to the development of this Strategy. Particular thanks go to: David Heislers Centre for Land Protection Research Dr Suzanne Wilson Wilson Land Management Services Keith Davis Land and Biodiversity Implementation Committee, Permaculture design consultant Andrew Sargeant Deakin University Student Melanie Sevior Glenelg Hopkins CMA Greg Campbell, Department of Natural Resources and Environment Dr Rod Bird Department of Natural Resources and Environment Yvonne Ingeme Department of Natural Resources and Environment Cathy Wagg Department of Natural Resources and Environment Author: Helen Anderson (under contract from Dept Natural Resources and Environment) Publisher: Glenelg Hopkins Catchment Management Authority Website: www.glenelg-hopkins.vic.gov.au Printed June 2002 Design and Production Cactus House Design Printing Cactus House Design INTRODUCTION....................................................................................................... 1 REGIONAL DESCRIPTION .................................................................................... 2 REGIONAL ASSETS AND VALUES ...................................................................... 3 Regional Assets......................................................................................................... 3 Values........................................................................................................................ 3 Regional Social Values ............................................................................................. 3 THE SALINITY PROBLEM..................................................................................... 7 Forms of salinity........................................................................................................ 7 Sources of salt ........................................................................................................... 7 Causes of salinity ..................................................................................................... 7 Groundwater flow systems........................................................................................ 8 IMPACT OF SALINITY ON ASSETS..................................................................... 9 Agricultural land ....................................................................................................... 9 Water ......................................................................................................................... 9 Environment.............................................................................................................. 9 Infrastructure ............................................................................................................. 9 Heritage .................................................................................................................. 10 Minerals................................................................................................................... 10 Air............................................................................................................................ 10 SALINITY MANAGEMENT PRINCIPLES FOR SOUTH WEST VICTORIA11 Recharge Management............................................................................................ 11 Discharge Management........................................................................................... 16 REGIONAL HISTORY OF SALINITY AND SALINITY PLANNING ............ 18 REVIEW OF THE ORIGINAL SALINITY STRATEGY ................................... 19 RELATIONSHIP TO EXISTING FRAMEWORKS............................................ 21 Neighboring plans ................................................................................................... 22 CURRENT EXTENT OF ASSET DEGRADATION............................................ 23 Water ....................................................................................................................... 23 Environment............................................................................................................ 23 Agricultural land ..................................................................................................... 24 Infrastructure ........................................................................................................... 24 Heritage ................................................................................................................... 25 PREDICTED EXTENT OF ASSET DEGRADATION ........................................ 26 Water ....................................................................................................................... 26 Environment............................................................................................................ 26 Agricultural land ..................................................................................................... 27 Infrastructure ........................................................................................................... 27 Heritage ................................................................................................................... 27 CURRENT AND PREDICTED COSTS OF SALINITY...................................... 28 THE WAY FORWARD............................................................................................ 30 Vision ...................................................................................................................... 30 Goal ......................................................................................................................... 30 Catchments.............................................................................................................. 30 PRIORITY AREAS .................................................................................................. 32 TARGETS.................................................................................................................. 34 Aspirational Targets ................................................................................................ 34 Resource Condition Targets.................................................................................... 34 Management Action Targets ................................................................................... 34 Salinity Strategy Programs...................................................................................... 34 LAND MANAGEMENT PROGRAM .................................................................... 36 CAPACITY BUILDING .......................................................................................... 38 RESEARCH AND INVESTIGATION PROGRAM ............................................. 39 MONITORING PROGRAM ................................................................................... 40 Resource Condition................................................................................................. 40 Management actions................................................................................................ 40 COORDINATION PROGRAM .............................................................................. 41 STRATEGY DEVELOPMENT .............................................................................. 42 Consultation ............................................................................................................ 42 Development Process .............................................................................................. 42 Links with other regional strategies ........................................................................ 43 STRATEGY IMPLEMENTATION........................................................................ 44 Coordination Structures........................................................................................... 44 Program Coordination............................................................................................. 44 Stakeholders ............................................................................................................ 44 Partnerships ............................................................................................................. 44 Evaluation and Continuous Improvement............................................................... 45 Resource Allocation and Cost Sharing ................................................................... 45 Cost sharing............................................................................................................. 47 REFERENCES.......................................................................................................... 49 Priority Areas 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