Invasive species Non-native aquatic animals Predation affects abundance of Ancient greenling Possible Moderate Medium (Gambusia) Invasive species Native terrestrial weeds (coastal Increased competition alters vegetation diversity, Almost Moderate High wattle) affecting freshwater sedge/tall marsh certain Pollution: Agricultural effluents Increased nutrients Increased nutrients from the catchment result in Rare Moderate Negligible increased algal growth, adversely affect lake bed vegetation Pollution: Agricultural effluents Increased nutrients Increased nutrients from the catchment result in Rare Minor Negligible increased algal growth and impacts on habitat supporting waterbird feeding Pollution: Agricultural effluents Increased nutrients Increased nutrients from the catchment result in Rare Moderate Negligible increased algal growth adversely affects recreation and tourism (land based via reduced visual amenity, water based by reduced water quality) Geological events: blowouts Increased windblown sediments Increased sediments (abrasion, smothering) affects the Rare Extreme Medium from exposed dunes area and quality of drought refuge Climate change and severe weather: Decreased rainfall and Reduced surface water runoff reduces wetland depth and Likely Major High Drought freshwater inflows area Climate change and severe weather: Decreased rainfall and Reduced infiltration lowers groundwater table and Likely Major High Drought freshwater inflows reduces wetland depth and area Climate change and severe weather: Decreased rainfall and Adversely effects freshwater sedge/tall marsh Likely Moderate Medium Drought freshwater inflows Climate change and severe weather: Decreased rainfall and Adversely effects lake bed vegetation Rare Major Low Drought freshwater inflows Climate change and severe weather: Decreased rainfall and Reduced habitat available to maintain fish diversity and Possible Moderate Medium Drought freshwater inflows abundance Climate change and severe weather: Decreased rainfall and Loss of habitat for waterbirds Possible Moderate Medium Drought freshwater inflows Climate change and severe weather: Decreased rainfall and Reduced opportunity to fulfil or maintain Aboriginal Possible Moderate Medium Drought freshwater inflows cultural values Climate change and severe weather: Decreased rainfall and Reduced area and quality of drought refuge Likely Moderate Medium Drought freshwater inflows
Invasive species Non-native aquatic animals (Gambusia) Predation affects abundance of Ancient greenling Possible Moderate Medium Invasive species Native terrestrial weeds (coastal wattle) Increased competition alters vegetation diversity, affecting freshwater sedge/tall marsh Almost certain Moderate High Pollution: Agricultural effluents Increased nutrients Increased nutrients from the catchment result in increased algal growth, adversely affect lake bed vegetation Rare Moderate Negligible Pollution: Agricultural effluents Increased nutrients Increased nutrients from the catchment result in increased algal growth and impacts on habitat supporting waterbird feeding Rare Minor Negligible Pollution: Agricultural effluents Increased nutrients Increased nutrients from the catchment result in increased algal growth adversely affects recreation and tourism (land based via reduced visual amenity, water based by reduced water quality) Rare Moderate Negligible Geological events: blowouts Increased windblown sediments from exposed dunes Increased sediments (abrasion, smothering) affects the area and quality of drought refuge Rare Extreme Medium Climate change and severe weather: Drought Decreased rainfall and freshwater inflows Reduced surface water runoff reduces wetland depth and area Likely Major High Climate change and severe weather: Drought Decreased rainfall and freshwater inflows Reduced infiltration lowers groundwater table and reduces wetland depth and area Likely Major High Climate change and severe weather: Drought Decreased rainfall and freshwater inflows Adversely effects freshwater sedge/tall marsh Likely Moderate Medium Climate change and severe weather: Drought Decreased rainfall and freshwater inflows Adversely effects lake bed vegetation Rare Major Low Climate change and severe weather: Drought Decreased rainfall and freshwater inflows Reduced habitat available to maintain fish diversity and abundance Possible Moderate Medium Climate change and severe weather: Drought Decreased rainfall and freshwater inflows Loss of habitat for waterbirds Possible Moderate Medium Climate change and severe weather: Drought Decreased rainfall and freshwater inflows Reduced opportunity to fulfil or maintain Aboriginal cultural values Possible Moderate Medium Climate change and severe weather: Drought Decreased rainfall and freshwater inflows Reduced area and quality of drought refuge Likely Moderate Medium
Glenelg-MP-Full-Draft_Final.docx