Sedimentation ~ Our Goals:

1. To define, stabilise and reduce adverse sedimentation..
2. To identify future opportunities for uses of the Tamar Estuary and North Esk River.


Link - Introduction page (this issue)

Link - Priority Issues page

link to our strategy

Link - Home page

Actions:

 

Regional
Priority

 

Goal:

Define & Document

 

 

 

  • Undertake a pilot study to identify the nature of sediments.

High

 

1

  • Identify nature and sources of sediments entering Tamar Estuary.

High

 

1

  • Fill in R&D holes in dynamics of the River system.

High

 

1

 

Educate and Inform

 

 

 

  • Educate urban users on how to minimise silt and sediment generation.

Medium

 

1 & 2

  • Access Hold regular forums for Stakeholders of the Estuary to review degradation issues. Medium 1 & 2.

Medium

 

1 & 2

 

Coordinate activities - shared responsibility

 

 

 

  • Develop cooperative programs with upstream catchments.

Medium

 

1

  • Develop an integrated rehabilitation plan for the upper Tamar and lower North Esk. Medium 1

Medium

 

1

 

On-ground Works

 

 

 

  • Revegetate areas actively eroding.

High

 

1

  • Manage stock access to priority riparian and coastal areas already identified.

High

 

1

  • Instigate efficient dredging program develop infrastructure (eg. silt traps).

High

 

1

 

Use innovation and inspiration for new approaches

 

 

 

  • Find uses for dredging spoil.

High

 

1

  • Establish a Tamar Estuary trust to bring together stakeholders to develop strategic management plan for the Estuary.

High

 

1

 

Regulate and Control

 

 

 

  • Regulate where necessary the discharge of sediment into water course in the Region.

High

 

1

  • Enforce land clearance regulations to ensure the maintenance of riparian vegetation.

Medium

 

1

 

Actions
Lead Group
Partnership
Priority
Time Frame
Performance Indicators
How
Undertake studies to identify the nature of sources of sediments entering the Tamar Estuary

University of Tasmania, UTRIA, Local Councils, Hydro, DPIWE, AMC

University of Tasmania, UTRIA, Local Councils, Hydro, DPIWE, TFGA

High

2000 to 2002

  • Identification of nature of sediments
  • Undertake surveys and studies
  • Collate and compile existing information
Fill in R & D gaps in dynamics of the River systems

TRNRM,

University of Tasmania, UTRIA, Local Councils, Hydro, DPIWE, AMC

TRNRM, University of Tasmania, UTRIA, Local Councils, Hydro, DPIWE, AMC

High

2000 to 2002

  • R & D project funding secured
  • Project activities underway
  • Identification of R & D gaps
  • Secure funding for studies to address gaps
Regulate where necessary the discharge of sediment into water course in the Region

DPIWE

DPIWE, Local Councils

High

2002

  • Change in practices
  • Change in regulation
  • Monitoring programs established
  • Public consultation
  • New State regulation established
  • Impact assessment studies
  • Monitoring programs
Educate urban users on how to minimise silt and sediment generation

TRNRM, DPIWE, UTRIA, Local Councils, Community Groups

TRNRM, UTRIA, DPIWE, Local Councils, Community Groups, Industry

Medium

2001 Ongoing

  • Change of practice and awareness
  • Decrease in silt and sedimentation generation
  • Planning measures for silt and sedimentation generation in housing and development applications
  • Educational materials
  • communication
  • Council planning processes
Hold regular forums for stakeholders of the Estuary to review degradation issues

TRNRM

TRNRM, DPIWE, UTRIA, Local Councils, Community Groups, Industry

Medium

2001 and ongoing

  • Increased understanding an awareness of degradation issues
  • Change in pratice and behaviour
  • Forum, meetings, educational materials, field days, workshops
Develop cooperative programs with upstream catchments

TRNRM

TRNRM, DPIWE, community groups, Local Councils, Hydro

High

2001 ongoing

  • Establishment of cooperative program
  • Establishment of communication and coordinated project development
  • Consultation
  • Communication
  • Project development and implementation
  • Sharing of information
  • Linking projects
Develop an integrated rehabilitation plan for the upper Tamar and lower North Esk

TRNRM, UTRIA, DPIWE,

Launceston City Council

TRNRM, UTRIA, Launceston City Council, Community Groups, landholders, DPIWE, Industry, TFGA

High

2001

  • Integrated rehabilitation plan
  • Implement rehabilitation plan
  • Development of integrated rehabilitation plan in consultation with all partners
Revegetate areas actively eroded

TRNRM

TRNRM, landholders, community groups, industry, Local Councils, DPIWE, TFGA

High

2001 ongoing

  • Areas and kms revegetated and fenced
  • Success of revegetation
  • Number of participants
  • Devolved NHT grant
  • And landholder activities
Manage stock access to priority riparian and coastal areas already identified

TRNRM

TRNRM, landholders, community groups

High

2001 ongoing

  • Number of participants
  • Area and kms protected and fenced
  • Number of off stream watering points
  • Devolved NHT funding grants scheme and landholder activities
Instigate efficient dredging program and develop infrastructure such as silt traps

UTRIA, Local Councils, Industry, DPIWE

UTRIA, Local Councils, Industry, DPIWE

High

2001 ongoing

  • Efficient dredging program instigated
  • Silt traps installed
  • Impact assessment of dredging program and determination of efficiency
  • Identification of sites and installation of silt traps
Find uses for dredging spoil

UTRIA, Local Councils, Industry, DPIWE

UTRIA, Local Councils, Industry, DPIWE, TRNRM

High

2000 ongoing

  • Uses identified, funding secured and uses implemented
  • Secure funding for investigation and studies of potential uses
  • Secure funding for establishment of new uses
Establish a project to bring together stakeholders to develop strategic management plan for the Tamar Estuary

Tamar 2020

Tamar 2020, TRNRM, Community Groups, DPIWE

High

2001

  • Finalised strategic management plan for the Estuary
  • Public consultation,
  • Review and collation of existing information
  • Draft paper for comment
  • Final report
Develop land clearance regulations to ensure the maintenance of riparian vegetation

State and Local Governments

DPIWE

 Medium

2002

  • New regulation established
  • Resources provided to resource new regulation
  • Public consultation
  • New regulation developed

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