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. Here,