The Invasion of the Alien Species Alligator Gar

This study elucidated the origin of alligator gar ( Atractosteus spatula ) by investigating traces gars in various waters different provinces and cities China. Alligator originally entered China through ornamental fish trade (illegal smuggling). They are abandoned people probably because it is difficult to raise them, or released out “goodwill”. Therefore, invasion sites mainly concentrated residential districts lakes parks. The has brought potential threats aquatic ecosystem Through reading literature regulations, this found that not included list alien invasive species at present. However, according overwintering ability damage degree gars, some experts have suggested should be species. also put forward its own views on proper treatment gars.