Аннотация:This paper explores the analysis of spatial fragmentation of land cover types of local site of Argentina - the Department of Lago Argentino, Santa Cruz Province. During the period from 2001 to 2012 the structure of land cover and land use undergone significant changes due to population growth, re-orientation of the World markets, increase of the pasture land use. On the basis of remote sensing methods (decoding of Landsat satellite images and processing of the data contained in the data base MODIS Land Cover) for the periods 2001 – 2012 using the program packages ArcGIS 10.4.1 and NextGIS-QGIS) happened possible to determine the square of transformation of the land cover, main transitions and the courses of changes.