RINSE - pathways and vectors of biological invasions in Northwest Europe is a species checklist dataset published by the Research Institute for Nature and Forest (INBO). It contains detailed information on 359 taxa, comprising all non-native Mollusca, Osteichthyes (bony fish), Anseriformes (wildfowl), Mammalia and all non-native, invasive Angiospermae occurring in the wild in the Two Seas region countries (Great Britain, France, Belgium and the Netherlands). This dataset is the result of the screening of 33 national and international print and online sources by Zieritz et al. (2017, https://doi.org/10.1007/s10530-016-1278-z), where it was originally published as supplementary material (Table S2). Here it is published as a standardized Darwin Core Archive and includes for each taxon: the scientific name, higher classification and stable taxon identifier (in the taxon core), the country where it is established as a non-native taxon, the year of first introduction and last assessment in that specific country ...