Obstruction, Restore Remove inflow obstructions regulation or connection Remove by-pass inflow obstructions alteration of the between connection between wetland and Change operation of existing regulator the wetland and its water source Remove existing regulator water source Lower inflow threshold Obstruction or Restore outlet Remove obstructions at outlet regulation of natural flow path Change operation of existing outlet regulator water outlets Remove existing outlet regulator Drainage of water Cease drainage Restore natural outlet level from the wetland of water Remove or block outlet pipe through a pipe or channel Block outlet channel Install regulator on outlet channel Change operation of existing outlet channel regulator Disposal of waste or Stop disposal of Cease production of waste water drainage water into water to Reduce volume of waste water (note new waste the wetland (not wetland water volume, ML) associated with Divert water before it reaches wetland maintaining or restoring the reference condition of the wetland) Extraction of water Stop water N/A directly from the extraction wetland Restore hydrology (continued). Threat Gain action Management activity Activities that Lower Remove internal levees or other internal barriers permanently raise the maximum water Install connecting pipe through levee or internal water level (e.g. level wetland barrier damming the wetland or constructing levees Remove or lower dam wall or sill or install outlet to restrict the spread within dam wall of water) Cease activities Manage surrounding land use to decrease GW Activities leading to that increase levels: an increase in GW height Consult CMA Catchment Management Plan groundwater height Implement more efficient irrigation practices: - Benchmark current irrigation practice and reduce water use (note per cent reduction and new irrigation volume)
Obstruction, regulation or alteration of the connection between the wetland and its water source Restore connection between wetland and water source Remove inflow obstructions Remove by-pass inflow obstructions Change operation of existing regulator Remove existing regulator Lower inflow threshold Obstruction or regulation of natural water outlets Restore outlet flow path Remove obstructions at outlet Change operation of existing outlet regulator Remove existing outlet regulator Drainage of water from the wetland through a pipe or channel Cease drainage of water Restore natural outlet level Remove or block outlet pipe Block outlet channel Install regulator on outlet channel Change operation of existing outlet channel regulator Disposal of waste or drainage water into the wetland (not associated with maintaining or restoring the reference condition of the wetland) Stop disposal of water to wetland Cease production of waste water Reduce volume of waste water (note new waste water volume, ML) Divert water before it reaches wetland Extraction of water directly from the wetland Stop water extraction N/A Restore hydrology (continued). Threat Gain action Management activity Activities that permanently raise the water level (e.g. damming the wetland or constructing levees to restrict the spread of water) Lower maximum water level Remove internal levees or other internal barriers Install connecting pipe through levee or internal wetland barrier Remove or lower dam wall or sill or install outlet within dam wall Activities leading to an increase in groundwater height Cease activities that increase GW height Manage surrounding land use to decrease GW levels: Consult CMA Catchment Management Plan Implement more efficient irrigation practices: - Benchmark current irrigation practice and reduce water use (note per cent reduction and new irrigation volume)
Wetland-Tender-Field-Officer-Manual.docx