The EPA currently regulates finfish farming at 10 marine farming leases in the Macquarie Harbour region.
The location of these finfish farms and associated environmental licences can be accessed via
EPA Regulated Premises layer on LISTmap)
The Marine Farming Development Plan for the region is available on the DPIPWE website.
The EPA issues Management Determinations, Environment Protection Notices and orders for management actions to the companies involved in salmon farming. This includes setting the Biomass Limit for the harbour.
Biomass Determination 1 June 2020 to 31 May 2022 - Joint Venture (Tassal and Petuna) (PDF 168Kb)
Biomass Determination 1 June 2020 to 31 May 2022 - Huon Aquaculture (PDF 164Kb)
Statement of Reasons - Macquarie Harbour Biomass Determination - 1 June 2020 to 31 May 2022 (PDF 99Kb)
Macquarie Harbour Joint Venture (Petuna and Tassal) Determination 31 January 2019 (PDF 199Kb)
EPA Director Wes Ford's Statement of Reasons for the determination of the peak biomass for salmonids in Macquarie Harbour for the period 1 June 2018 to 31 May 2020 (PDF 188Kb)
Tassal Determinations Reissued, 6 June 2017
Tassal 2017 Reissued Determinations, Macquarie Harbour (PDF 146Kb)
Statement of Reasons for Tassal determination reissue, 6 June 2017 (PDF 463Kb)
Final Biomass Determination, May 2017
EPA Director's statement (PDF 214Kb)
Determination, January 2017
EPA Director's Notice of Determinations for Aquaculture Companies, Macquarie Harbour, Jan 2017 (PDF 469Kb)
Research information for Macquarie Harbour is provided from a number of sources, including the salmon companies, private consultants, University of Tasmania, Institute of Marine and Antarctic Studies (IMAS), Government and the EPA.
IMAS Environmental Research Progress Report, February 2020 (IMAS website 3.0Mb)
IMAS Environmental Research Progress Report, July 2019 (IMAS website 5.5Mb)
IMAS Progress Report on Macquarie Harbour, December 2018 (IMAS website 6Mb)
IMAS Progress Report on Macquarie Harbour, February 2018 (IMAS website 2.6Mb)
IMAS Progress Report on Macquarie Harbour, September 2017 (IMAS website 2.6Mb)
Macquarie Harbour TWWHA Environmental Status Report, EPA, May 2017 (PDF 1Mb)
IMAS Progress Report on Macquarie Harbour, May 2017 (IMAS website 4.6Mb)
IMAS Technical Report on Macquarie Harbour Condition (IMAS website 3.7Mb)