A dataset of water bodies on the saline-alkali land in western Songnen Plain from 2016 to 2023

The dataset includes a total of 49 data files, of which (1) a total of 48 files of monthly water body data images from May to October of each year from 2016-2023 in the western saline-alkali land of Jilin, in .tif format, in which the water body image metric value is 1 and the non-water image metric value is 2; and (2) a total of 1 file of water body frequency data in the western saline-alkali land of Jilin, in 2016-2023 in .tif format, in which the closer the image metric value is to 1, representing the more times the area has been classified as a water body, and the closer the image metric value is to 0, representing the less times the area has been classified as a water body in 2016-2023. close to 1, the more often the area was classified as a water body in 2016-2023, and the closer the image element value is to 0, the less often the area was classified as a water body in 2016-2023.