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RAStech House

‘Bad techniques’ to blame for fish mishandling incident at Cooke hatchery: report

The investigation into animal cruelty allegations against Cooke Aquaculture found that lack of formal training in fish handling procedures, and not an ill intent to cause suffering to the fish, as the culprit.

Warming up to climate change

The inconvenient truth about climate change is that not only are temperature changes affecting our natural ecosystems, it’s also causing us to rethink the way we do things, both as consumers and as an industry.

New aqua feed production facility opens in Myanmar

Fish farmers in Myanmar may now have greater access to affordable aquaculture feed with the opening of a new production facility by animal feed manufacturer De Heus Myanmar.
Top 10 Under 40 
Top 10 Under 40

Sean Lovell: From finance to farming

Sean Lovell owns and operates Lovell Springs Trout Farm in Vittoria, Ontario in Canada. By the way he talks about fish welfare and sustainability, no one would have guessed Lovell used to be an investment analyst with a bachelor’s degree in Finance and Physics. He taught himself how to become a fish farmer, and he wanted to do it the right way. Learn More
Feature Stories 
Greenshell mussels

Study shows faster growth rate for hatchery-grown mussels

Greenshell mussels (Perna Canaliculus) reared in a hatchery can grow up to twice as fast as their wild counterparts. This was the conclusion of a multiyear breeding program conducted by Shellfish Production and Technology New Zealand, a mussel research company in Nelson, New Zealand. » Read more
Bernadette Jordan

Canada’s fisheries and ocean department has a new minister

Canadian Prime Minister Justin Trudeau has appointed Nova Scotia’s Bernadette Jordan as the new Minister of Fisheries, Oceans and the Canadian Coast Guard. » Read more
Sponsored Spotlight 


For RAS feeds to have the cleanest and most functional properties possible, they must be produced on precision technology. Ultimate control of the process, highly flexible ingredient selections and the widest range of species and feed performance are possible only on the dedicated line of Wenger RAS extrusion systems. Based on renown, first-class Wenger platforms, the new RAS extrusion systems have been specifically designed and fine-tuned for feed performance unmatched in the market. With a global network of process and service experts, Wenger has the equipment and know-how to allow you to be on the cutting edge of the quickly expanding RAS industry, regardless of size, location or species.

Find out more about High Performance RAS Feed Production
Learn more
Sponsored Content 
Sponsored Content

Laboratory analysis and lab scale demonstrations highlight extrusion processing conditions critical for high performance RAS feed production

Physical characteristics of aqua feed pellets have always been important to farmers. For years, high expectations have centered around the requirements of consistent size (diameter), correct buoyance, pellet durability during transportation and handling, and longevity once placed in water, with the farmer’s eye and the fish’s consumption rate and efficiency being the top deciding factors on whether a feed’s performance was acceptable or not. » Read more

70th Annual NWFCC

Dec. 3–5, 2019
Victoria, British Columbia, Canada
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Aquaculture America 2020

Feb. 9–12, 2020
Hawaii Convention Centre
1801 Kalakaua Ave, Honolulu, HI 96815, USA
» Read more

Fish International

February 9 - February 11, 2020
Bremen, Germany
» Read more

RAStech 2020

Nov. 16-17, 2020
South Carolina, USA
» Read more