Justification
Major threats for Trapa natans population in North Macedonia are changes of water levels in lakes, lot of mud (Prespa Lake, Dojran Lake) and melioration of wetlands. This leads to continuing declines in the area of occupancy, extent of occurrence and quality of habitat. The population is not connected with the populations in the neighboring countries.
According to the global assessment on the IUCN Red list, the species is Least Concern (LC), while in Balkan, Mediterranean and Europe it is classified as Data Deficient (DD).