The article presents information about the systematics and ecology of lichens of the Ohaliksay basin. According to scientific
research, there are 10 families belonging to the class Lecanoromycetes (Parmeliaceae, Ramalinaceae, Megasporaceae, Fisciaceae,
Teloshistaceae, Peltigeraceae, Collemataceae, Candelariaceae, Umbilicariaceae, Fisciaceae), 1 family belongs to the class
Eurotiomycetes (Verrucariaceae) and 1 family belongs to the class Lichinomycetes (Licinaceae), 18 genera and 23 species have
been recorded, respectively. Special attention was paid to the taxonomic analysis of the identified species and ecological
characteristics.