The utility model provides a roe maturity is distinguished and is excavated ware, belongs to fish culture technical field. Under solution artificial propagation condition, female parent population ovum maturity is unable to be distinguished, easily appears the prematurity behind the artificial induced spawning or crosses ripe ovum, reduces breeding efficiency. A roe maturity is distinguished and is excavated ware, it includes handle and ovum collecting rod, ovum collecting rod and hand grip control are as an organic whole, and collecting rod's outer end is coniform, and collecting rod is equipped with the diameter apart from tip 1cm's position department and is 1~3mm, and length does, and length is 2cm's concave breach. The utility model is used for the differentiation of artificial propagation macrura reevesii maturation of ovum degree.