2018 年是田纳西州首次记录到鳄鱼的一年，由于自然迁徙，田纳西州西部的鳄鱼目击情况有所增加。 2018 marked the first documented alligator in Tennessee, with increasing sightings in West Tennessee due to natural migration.

随着鳄鱼从美国南部腹地向北迁徙，田纳西州出现鳄鱼的次数日益增多，2018 年该州出现了第一只有记录的鳄鱼。 Alligator sightings are increasing in Tennessee as they migrate north from the Deep South, with the first documented alligator in the state appearing in 2018. 田纳西州西部的谢尔比、费耶特和哈丁县已确认多次出现目击事件。 West Tennessee has had several confirmed sightings in Shelby, Fayette, and Hardin counties. 田纳西州野生动物资源局的艾米·斯宾塞将该地区鳄鱼的较高可见度归功于它们的自然迁徙。 Amy Spencer of the Tennessee Wildlife Resources Agency attributes the higher visibility of alligators in the area to their natural migration.