Fish Stocks

Fishing industry proposes roughy management15th April 2015

Previous newsletter articles have explained how CSIRO's acoustic optical system (AOS) surveys have found 30-48,000 tonnes of orange roughy on two hills east of Tasmania. Based on this, and within the context of the fishery's harvest strategy,  the AFMA Commission has now set the eastern roughy total allowable catch (TAC) at 465 tonnes and the southern roughy TAC at 66 tonnes. The challenge of ...

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NZ orange roughy fishery seeks 3rd party sustainability certification15th January 2015

Three of New Zealand's orange roughy fisheries have entered the lengthy and rigorous Marine Stewardship Council sustainability assessment process. New Zealand's Ministry of Primary Industry and the industry association the Deepwater Group have been working together for the past ten years to better manage and rebuild the orange roughy stocks, and are now looking to measure this against the MSC sta...

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2014 Fishery Independent Survey Finishes24th September 2014

Catches in the South-East are controlled by quotas which are based on assessments of fish stocks. For many years, industry, managers and researchers have recognised the problems with using catch and effort data from commercial logbooks as the main index of abundance for SESSF species. This has been particularly the case in the South-East where a range of management arrangements such as closed are...

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Survey finds 10 million orange roughy off eastern Tasmania15th May 2014

CSIRO have released preliminary results from the July 2013 SETFIA led stock survey of the Eastern Orange Roughy Zone. Two features known as St Patricks and St Helens in the Eastern Zone where roughy are known to aggregate to spawn were surveyed. St Helens Hill is typical of a roughy hill being a conical seamount rising from a depth of 1,100m to 600m. This is the 4th acoustic survey in the Eastern ...

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