Chronological heat maps of records of non-native freshwater fishes in the 33 river sub-basins in Guatemala. Records are shown in three time periods (see methods) A) previous to 1950, B) 1950 to 1999, C) 2000 to 2019. The accumulated records and number of non-native fishes per river sub-basin are presented in panel D. Circles represent records with voucher specimens and cross marks represent records without a voucher specimen.

  Part of: Elías DJ, Fuentes-Montejo CE, Quintana Y, Barrientos CA (2022) Non-native freshwater fishes in Guatemala, northern Central America: introduction sources, distribution, history, and conservation consequences. Neotropical Biology and Conservation 17(1): 59-85.