Invasive alien species of Union concern (Regulation 1143/2014) in Croatia.
Regulation 1143/2014 on the prevention and management of the introduction and spread of invasive alien species creates the framework for the prevention, minimization, and mitigation of the harmful effects of invasive alien species on biodiversity in the European Union. Commission Implementing Regulations 2016/1141 and 2017/1263 delivered the list of invasive alien species of Union concern ("the Union list"). Out of 49 species on the Union list, 17 species are present in Croatia. They include five plants (Plantae), three crustaceans (Crustacea), two freshwater fishes (Actinopterygii), one reptile (Reptilia), one bird (Aves), and five mammals (Mammalia). Their systematics and biology, native and introduced range, history of introduction, introduction pathway to Croatia, impact in the introduced range, including any known impacts in Croatia, are presented. Furthermore, their distribution in Croatia, based on the available data, is shown on the distribution maps.