Huon Aquaculture revealed evidence that the Macquarie Harbour salmon farming dead zone has spread one kilometre into the TWWHA.
The Labor Party, before this Government, has a long history of putting the environment last when it comes to salmon industry regulation.
Government must ensure salmon farming companies know there are serious consequences to breaking environmental protection regulations.
Tassal joining Huon Aquaculture in court around the government's industry regulator raises even more issues about regulation of the salmon industry.
The Tassal CEO yesterday publicly told Tasmanians that Tassal's operations in Macquarie Harbour had polluted the Tasmanian Wilderness World Heritage Area.
The IMAS report reveals Macquarie Harbour in a state of environmental collapse, with seriously low oxygen levels.
After significant pressure, the government has caved in and released the damning IMAS report on the state of Macquarie Harbour.
Late last year, the Institute of Marine and Antarctic Studies produced a report for government on the health of Macquarie Harbour.
Huon Aquaculture has launched action in the Supreme Court of Tasmania and Federal Court of Australia over Macquarie Harbour.
The Environment Protection Authority has lowered the maximum concentration of farmed fish in Macquarie Harbour down to 14,000 tonnes per hectare.