Abstract
1 S. N. Winogradsky Institute of Microbiology, Russian Academy of Sciences, Prospect 60-letya Octyabrya 7/2, Moscow 117312, Russia
2 M. V. Lomonosov Moscow State University, Faculty of Biology Science, GSP-2, Leninskie Gory, Moscow 119992, Russia
3 Netherlands Institute of Ecology, 3631 AC Nieuwersluis, The Netherlands
4 Royal Netherlands Institute for Sea Research, Department of Marine Biogeochemistry and Toxicology, PO Box 59, 1790 AB Den Burg, The Netherlands