Bacterial diseases

The first experimental batch of a vaccine that should help Colombia’s tilapia farmers combat the new serotype strain of Streptococcus agalactiae that has recently been reported in the region arrived in the country last week.

Ten years after returning to Vietnam, Loc Tran, founder and CEO of ShrimpVet, is looking for ways to help farmers adopt more progressive and efficient practices in order to survive the current downturn in shrimp prices.

Robins Macintosh makes a compelling case for the merits of faster growing shrimp lines, countering the widespread belief that strains which have been selected purely for growth are always likely to have lower rates of survival.

Using a multi-phase shrimp farming system, which includes an intermediary nursery stage between hatcheries and grow-out ponds, can increase productivity, reduce the time to harvest and improve farm management.

Shrimp farmers in Indonesia are grappling with a range of challenges, including declining prices, rising production costs and disease outbreaks. Despite these hurdles, they remain committed to their work and are open to adopting new technology to help them sus…

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…

A traditional Chinese herbal prophylactic, containing bioavailable phytonutrients recovered from the Camellia sinensis tea bush, has been shown to protect shrimp from outbreaks of AHPND and WSSV.

Researchers in China caution that some commercial probiotics for the aquaculture industry may be mislabelled, and also contain cytotoxins and antibiotic resistance genes that can be passed to other organisms.

Despite being susceptible to multiple viral and bacterial diseases, less than 5 percent of farmed tilapia are vaccinated. How can stakeholders work together to improve the industry’s vaccine uptake?

Novel means of improving shrimp health – including the use of alternative feed ingredients – are due to be the subject of a short, free webinar taking place on 10 November. Organised by The Fish Site and Calysta, the event has been inspired by trials …

Shrimp fed diets containing FeedKind, a novel microbial protein produced by Calysta, have been shown to be more resistant to Vibrio parahaemolyticus – the source of early mortality syndrome (EMS).

Yarangjang Imchen claims to be the first ornamental fish and shellfish farmer in the landlocked state of Nagaland in northeast India, operating 40 tanks in his backyard.