Biodeterioration and conservation status of marble monuments on Crimea W. Krumbein*, E. Bogomolova^, A. Gorbushina', L. Parana', O. Rybalchenko', S. Ryshov\ E. Sagulenko', D. Vlasov' "Car/ von Ossietzky University of Oldenburg, P.O. Box 2503 D- 26111, Oldenburg, Germany ^Chersonesus Musuem-preserve, Sevastopol 335045, Crimea ^St. Petersburg State University, Universitetskaya emb. 7/9, St Petersburg 199034, Russia Introduction The investigations of biodeterioration and conservation of stone monuments in the Mediterranean basin are concentrated mainly in the last decades in the countries and sites on the Mediterranean itself /Anagnostidis et al. 1992 ; Diakumaku et al. 1994; Krumbein , Urzi,1992,1993;Urzi et al.1992,1993,1994/. Crimean ancient Greek colonies - a periphery of antique world are, nevertheless, the integral part of the culture of that period /Minns,1913; Reinach,lS97; Sokolov,1973/. The first Hell