Land-based production systems

Biofilters are commonly used in recirculation aquaculture systems (RAS), but their limitations mean that innovators are busy developing possible alternatives – such as electro-oxidation – or enhancements, such as electro-coagulation and UASB reactors.

David Gebhard, co-founder of the up-and-coming shrimp producer AquaPurna, talks about the development of the company's new commercial site which will employ innovative RAS technology to provide European markets with locally-grown shrimp.

Dr Hamada Elkady, executive director of Delta Farm, believes that the Egyptian desert has the potential to be a successful shrimp producing region.

After more than a decade of raising eels, Sara Rademaker, the founder of American Unagi, sees New England’s eel farming sector as having a much greater chance of acceptance – and success – than many of the high profile plans for land-based farms that are curre…

Although Venezuela has the unfortunate distinction of being one of the hardest countries in the world to do business in, Grupo Lamar is on course to reach 100,000 tonnes of shrimp production next year, offering a ray of economic hope for the struggling nation.…

After overcoming some early setbacks, Nawa Consollata Muyangana’s decision to diversify into farming tilapia has seen her make waves in Zambia’s aquaculture scene and she now has ambitions to ramp up production to 20,000 tonnes a year.

Straight after her graduation with a degree in land economy in 2019, Precious Nutifafa decided to build a catfish farm in Saviefe Agorkpo, in the Volta Region of Ghana, and she now has plans to build production to 200 tonnes a year.

Dr Stacey Williams has been awarded $10 million to help restore coral reefs in Puerto Rico with the help of farmed sea urchins and herbivorous crabs.

The Zimbabwe government has embarked on an ambitious aquaculture programme that it says will address food insecurity, unemployment and income generation – but critics have labelled it a “vanity project.”