Conservation Status is a classification that is used to measure the certain number of factors which could threat an alien species.
Levels[]
Unknown[]
Data Deficient (DD): The number of individuals belonging to this species is totally unknown.
Lower Risk[]
Least Concern (LC): This species has a very low possibility of being extinct.
Near Threatened (NT): This species has a good possibility of become threatened in a near future.
Conservation Dependent (CD): This species has a great possibility of become threatened without conservation.
Threatened[]
Vulnerable (VU): This species has a good possibility of become endangered without several conservation.
Endangered (EN): This species has a good possibility of become extinct in the future, most species in this level are rare.
Critically Endangered (CE): This species has a great possibility of become extinct in the future, all the species in this level are extremely rare.
Extinct[]
Extinct in the Wild (EW): This species has its last specimens living in captivity.
Extinct (EX): This species has been totally banned from the universe.