astaci)是螯虾瘟(crayfish plague)的主要致病病原，主要感染北美以外地区的螯虾，感染虾失去正常的厌光性，运动失调，背朝下，死亡率可达100%。
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Signal crayfish carry a fungal disease known as crayfish plague that has wiped out the native crayfish from most rivers in the south of England.
BBC: American signal crayfish invade Northumberland river
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