Data matrix with freshwater fish species, origin, status, and occurrence at 20 basins in continental Chile.

For each basin the occurrence of native and exotic species is indicated by 1 = Present; 0 = Absent; 1/0 = Extirpated. The conservation status of native species is indicated as: CR = Critically endangered; EN = Endangered; VU = Vulnerable; NT = Near threatened; LC = Least concern;— = Not evaluated (MMA 2021). For native and exotic species, brackets are ordered as: [historical presence, current presence, presence in Future 1 assemblage], presence in Future 2 assemblage]. (XLSX)