大眼幼体俗称蟹苗，因其一对复眼生于长长的眼柄末断，露出眼窝之外，眼睛显得大而突出，故又名大眼幼体。笔者曾在《中国水产》２０００年第４期和《海洋科学》２０００年第８期上载文，分别对河蟹蟹苗质量与河蟹Ⅰ期仔蟹成活率关系；河蟹大眼幼体及互期仔蟹变态成活率的研究 Large-eyed larva commonly known as crab, because of a pair of complex eye was born in the long handle at the end, exposing the orbital, the eyes appear large and prominent, it is also known as large-eyed larvae. The author once published articles in “China Fisheries” No.4, 2000 and “Marine Science”, No.8, 2000, respectively, on the relationship between the quality of river crabs and the survival rate of crabs Ⅰ. Study on metamorphosis survival rate