Health

Lake Volta might be the most productive aquaculture centre in Ghana, but the current model of fish farming on the lake is unsustainable, according to Dr Kofitsyo Cudjoe, a senior adviser at the Norwegian Veterinary Institute’s Aquatic Animal Health and Welfare…

The environmental impacts of aquaculture are often in the spotlight. The need for sustainable practices is now firmly embedded in the minds of the public, governments and industry – but this sometimes presents trade-offs in fish welfare.

Following a challenging seven years, Nigeria’s first commercial-scale black tiger prawn producer is now up, running and ready to supply high end markets with ASC certified shrimp – from Lagos, to Rotterdam and beyond.

Asia’s shrimp farmers need to reboot their attitude to biosecurity and stocking densities, argues Robins McIntosh, in a follow-on to Monday’s article on the dangers of disinfection*.

The past few months have been gruelling for a number of tilapia farmers on the Kenyan side of Lake Victoria, with the deaths of hundreds of millions of fish.

The overuse of disinfectants, coupled with farmers’ willingness to exceed their systems’ carrying capacities, have been key factors in the downfall of the Asian shrimp sector over the last decade, according to Robins McIntosh*.

The production of shrimp in Asia is likely to experience minimal growth in 2023, according to Gorjan Nikolik, who also argues that prices are unlikely to improve much from their current level.

Benjamin Orishaba, a 28-year-old Ugandan, is currently managing three tilapia hatcheries for a government fish farming project in Cote D’Ivoire and also runs his own aquaculture consultancy company.

A new multi-cohort trial has demonstrated the efficacy of semi-closed containment systems (SCCS) for Atlantic salmon – with results showing lower lice counts, higher growth rates, higher final weights and higher survival rates for salmon in Preline’s SCCS comp…

Indonesia has developed a range of local strains of tilapia, largely to improve growth rates and general disease resistance, but there’s still scope for these to be more widely adopted.

A new analysis finds that the industry still needs to lay critical groundwork before offshore salmon aquaculture is seaworthy.