Fish Stocks

What’s to become of Victoria’s Gippsland Lakes commercial fishery?15th August 2018

By Ross Winstanley* Not content with their exclusive fishing access to every Victorian estuary, recreational fishers are now pushing for the closure of commercial fishing in the Gippsland Lakes. From the 1960s through the 1980s, Victoria’s annual 800 tonne Gippsland Lakes commercial fishery produced 80% of Australia's black bream landings, averaging about 250 tonnes. Today, the Gippslan...

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Danish Seine Fishermen Act to Protect Juvenile Flathead Stocks21st June 2018

The harvest strategy in the South-East aims to maintain tiger flathead stocks at a pre-determined % of the pre-fishing, or virgin, biomass.   This is called the target reference point.  The flathead stock has been above this target for many years so fishermen have enjoyed quotas (total allowable catches or TACs) designed to slightly reduce flathead stocks down to that reference point.  However...

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Eastern Orange Roughy 2016 Survey and Biomass Report23rd February 2018

CSIRO have released the report on the biomass of orange roughy in the eastern zone.  Read the executive summary and download the full report below.   EXECUTIVE SUMMARY Based on the 2016 acoustic surveys the biomass of spawning orange roughy on the grounds at 38 kHz and 120 kHz ranges from 24 000 (CV 0.12) to 29 600 (CV 0.22) tonnes for observation or process error a...

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Are There Several Blue-eye Stocks?9th March 2017

By Dr Alan Williams CSIRO Oceans and Atmosphere, Hobart Grilled with garlic, oven baked, or lightly pan fried with a hint of lemon, blue-eye trevalla is one of Australia’s premium fish, and an iconic fish species for commercial fishers and seafood lovers alike!  Given its popularity, it’s then surprising to realise the extent of the knowledge gaps for blue-eye in Australia...

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