Fishing by electrocution
Electric pulse fishing (also known as electrofishing or electrical trawling) is a trawl fishing technique used in Europe to target flatfish (sole) and shrimp. It involves the release of electric currents with a range of frequency, voltage, pulse polarity, pulse shape, and pulse duration combinations into the seabed to either immobilize fish so they do […]
Offshore Fish Farming – Solution or Sci-Fi?
In January 2018 around 20,000 yellowtail kingfish escaped from the damaged sea pens of an offshore aquaculture research lease in Providence Bay, off Port Stephens, New South Wales. The sea pen was part of a Marine Finfish Aquaculture Research Lease; a collaboration between Huon Aquaculture and the NSW Department of Primary Industries (DPI). The projects aimed […]
Eastern Orange Roughy 2016 Survey and Biomass Report
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) […]
What has happened to fisheries co-management in Victoria?
By Ross Winstanley* Since 1995, Victoria has see-sawed between structured co-management and “fit-for-purpose” arrangements, depending on the government of the day. Coalition governments have twice introduced broad-based statutory co-management councils while Labor governments have twice turned to less-structured arrangements. From the 1960s, Victoria was at the forefront of sharing responsibilities between government and the commerc
Australians eating more sugar than fish…
The Australian Bureau of Statistics reports that in 2011/12, Australians consumed an average of 60 grams of free sugars per day (equivalent to 14 teaspoons of white sugar). The majority of this (52 grams) from added sugars with the remainder being ‘free’ sugars from things like honey and fruit juice. Frighteningly, this equates to 22kg […]