Aquafeeds
As more-intensive methods for tilapia and catfish culture become popular in Namibia, practical diets need to be formulated using local ingredients such as maize, millet, wheat bran and fishmeal to reduce feed costs.
Intelligence
A survey of major market sectors to identify further market potential for fresh tilapia found that both big-box retailers and traditional grocery stores offered little room for achieving premium prices for tilapia fillet products.
Aquafeeds
Herbivorous or omnivorous fish like tilapia can be fed lower-energy and lower-protein diets because they consume higher amounts of feed than carnivores.
Health & Welfare
Sustainable development of China's tilapia industry depends largely on the market prices of products, disease control, climate and seed availability.
Health & Welfare
Salinity tolerance in tilapia can be improved by optimizing acclimation protocols, adding salt to the diet or hybridization between fast-growing and salt-tolerant species.
Health & Welfare
With a hatchery system that involves collection of eggs and larvae, and hormonal sex reversal, it is possible to produce billions of monosex tilapia (all-male) fry to satisfy demand and accelerate aquaculture development.
Responsibility
The wide distribution and ongoing improvement of GIFT tilapia in Sri Lanka is raising living standards and employment for women in rural areas.
Health & Welfare
China’s expansive tilapia culture industry is based on exotic species introduced continuously since 1956. Technical advances for improving the limited germplasm are expected to aid the industry.
Intelligence
An investigation into ammonia-like odors in tilapia fillets that could result in product rejection traced the source to moisture-retention chemicals.
Health & Welfare
Streptococcus species account for over half of all bacterial diseases in tilapia. The authors studied the ability of biotype-specific vaccines.
Health & Welfare
Kenya's economic stimulus program includes a bold move to help the country’s small-scale farmers literally dig themselves out of poverty with fish ponds.
Health & Welfare
Granulomas in diseased fish often indicate infections by bacteria. External signs range from ulcers and emaciation to lethargy or no signs at all. Internally, gray or tan foci present in organs and can coalesce with severe inflammation.
Health & Welfare
Thailand’s tilapia industry has been able to grow into a thriving sector thanks to technological advances and knowledge sharing.
Health & Welfare
Biofloc systems enable more intensive tilapia production. The fish adapt to the conditions within biofloc systems and grow well by utilizing the bioflocs as a feed source.
Health & Welfare
The authors conducted a study to evaluate whether tilapia infected with Gyrodactylus were more susceptible to Streptococcus iniae. The research found that fish with a solo infection of Gyrodactylus or Streptococcus had less than 7 percent total mortality.
Health & Welfare
Saudi Arabia has a growing aquaculture industry that farms mainly tilapia, but also shrimp, grouper, sea bream, rabbitfish and mullet. Although aquaculture is a major source of supply for fresh fish, it has not grown fast enough to meet the country’s growing demand.