Global freshwater assessment of establishment risk of invasive Alligator gar(Atractosteus spatula) and risks to freshwater ecosystems in China

DEAR EDITOR,The introduction of freshwater fish into areas outside their native range has impacted freshwater ecosystems worldwide.In China,the non-native Alligator gar(Atractosteus spatula)fish has attracted attention due to its widespread occurrence and destructive effects on local fish populations,signaling a high potential of invasiveness.