The aim of this research is to update the identity changes and inter-categorical relational processes between Blacks and Whites, between Africans and Europeans on African migrants in Burgundy. We propose to understand migration as a process considering two elements: a) the temporality of the process and b) the space in which the various stages of migration take place. Our theoretical background is based on two major currents. The first one is the meta-theory of social identity, completed by the model of social partitions. The second one concerns some achievements of acculturation studies. A twofold methodology was used: firstly, the use of quantitative questionnaires, including the RepMut tool (diagnostic tool of inter-categorical relations...