Monitoring Network TM-71

Bisserna cave (Bulgaria)

Site: Bisserna cave Country: Bulgaria Coordinates: N 43°15'59,94'' E 26°53'9,24'' Google Earth: If you can´t see anything, try to zoom out the map. Download KML file for Google Earth Gauge count: 3 Bisserna 1 online Bisserna 2 online Bisserna 3 online Online monitoring   Show measurement over the last 30 days Geological situation: The karst cave Bisserna has been formed in the Shumen karst plateau, North-East Bulgaria (Fig.1), within the eponymous Natural park. It was developed in Upper Creatatious limestone (upper Campaign-upper Maastricht), which attribute to the "Biodetric-Limestone Geo-complex", Kaylaka and Mezdren formation. It is part of the so-called. Upper Cretaceous limestone platform. It lies on the Lower Cretaceous clay-limestone platform, which is foundation on the plateau. Both platforms are real geological b Observed fault 1 Course of inclination: 116 ° / Sklon: 90 ° Installation date: Observed fault 2 Course of inclination: 126 ° / Inclination: 90 ° Installation date: Observed fault 3 Course of inclination: 132 ° / Sklon: 90 ° Installation date: Coopering institutions: Experimental Laboratory of Karstology, National Institute of Geophysics, Geodesy and Geography-BAS Department (Administration) of Natural Park “Shumen Plateau”, Shumen, Bulgaria Department of Geography of the National Institute of Geophysics, Geodesy and Geography-BAS Picture/Photo: (click for enlarge)