The reaction data of neutron with natural mercury are calculated by means of the optical model(OPM),the many- step procedure half classic theory , the double differential crosssection theory( DDCS ) and the gamma-ray production data theory in the incident neutron enenyrange between 0.
１～２ＯＭｅＶ的中子与天然汞相互作用的全套核反应数据，计算结果与评价的实验数据比较，符合较好。