Also, as much as 10% of raw shellfish, while appearing perfectly fresh, are infected with organisms that can cause hepatitis, salmonella poisoning or cholera.

此外，多达10%的生贝类，虽然看起来非常新鲜，却已受微生物感染，可导致肝炎，沙门氏菌中毒或霍乱。

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How it's transmitted: People who eat raw shellfish, particularly oysters, are at risk, as are those with compromised immune systems who swim in salt water with an open wound.

它传播的方式：人在吃蛤蜊等海鲜后会遭遇风险。带开放性伤口在咸水中游泳时也一样。

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Sushi is made with a combination of shellfish, cooked or raw fish, vegetables, and seasoned rice.

寿司是由贝类、熟鱼或生鱼、蔬菜以及调过味的米饭混合而成的佳肴。

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But fin fish such as tuna are not associated with the contamination problems plaguing raw shellfish such as oysters.

CNN: Tuna making a splash in popularity

Shellfish and regional seafood are the house specialty, with oysters served grilled, Rockefeller, raw, fried, or stewed.

FORBES: Union Oyster House, Boston