The disease will continue to reduce the volume of fish farm harvests towards the end of next year, because of the generation of fish that has been affected by the disease.
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For Qian Hu, the key lies in keeping the fish healthy in the first place: "A disease that causes no problem in the fish pond can bloom into the open during travel and cause most or all of the fish to arrive dead, " says Yap.
The committee members say they aren't sure why fish reduces the risk of heart disease.
His two biggest holdings are AMARIN (AMRN, 15), a volatile biotech focused on combating cardiovascular disease by using purified fish oil, and DEPOMED (DEPO, 5.5) , a drug-delivery outfit.
They say consuming 250 milligrams of omega-3 fatty acids a day -- t he equivilant of 6 ounces a week of wild salmon or other oily fish -- could prevent heart disease.
Beans, other low-fat sources of protein and certain types of fish also can reduce your risk of heart disease.
Eating fish is known to help protect against heart disease, and the Heart Association recommends it at least twice a week.
These compounds, which help reduce the risk of heart disease, are typically derived from fish, and so taste unpleasant to some and carry the risk of increased mercury consumption.
As fish farming expands and producers attempt to grow larger fish in crowded quarters, the risk of disease and depletion will increase, according to Brian Halweil of the Worldwatch Institute in Washington, D.
To increase production fish are packed in ever tighter, inviting disease outbreaks (and the expensive antibiotics and pesticides needed to combat them) and high concentrations of waste that poison the pens and the surrounding waters.
For other adults, adding fish to the diet could reduce the risk of heart disease.
In the study researchers from Harvard School of Public Health found that even just eating 1 to 2 servings of fish a week reduced the risk of death from heart disease by 36 percent, and overall death by 17 percent.
In a study, his group found that DHA fatty acids from fish oil could delay or deter the onset of Alzheimer's disease in rats or older mice that had been genetically altered to develop the condition.
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In recent years, problems have fouled acquaculture's reputation: pollution from waste runoff, high disease and parasite rates due to a high density of fish and the uptake of industrial chemicals harmful to humans have combined to make fish less healthy to eat.
Fish consumption is associated with significantly less decline of mental function and lower risk of Alzheimer's disease.
Over the course of 11 years, 169 people in the study died from heart disease and 1, 066 needed hospital treatment - and they were more likely to have been meat and fish eaters than vegetarians.
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