螯虾是河虾中一些种类的统称,目前世界上有螯虾300多种,除非洲以外,世界各地都有分布,是一种广布性虾类。现在我国各地生产的螯虾为克拉氏螯虾,也称红螯虾或红色沼泽螯虾。有些地方消费者把它称为龙虾,其实螯虾和龙虾是两种完全不同的虾,所以是误称。克拉氏螯虾原产于美国,1918 Crawfish is a generic term for some species of shrimp. Currently, there are more than 300 species of crayfish in the world. Except for Africa, it is distributed throughout the world and is a widely distributed species of shrimp. Now, crayfish produced in various parts of China are claw crawfish, also known as red crawfish or red swamp crawfish. In some places consumers call it lobster, in fact, crawfish and lobster are two completely different shrimp, so it is misnamed. Crayfish is native to the United States, 1918