Heterotrophic and Autotrophic Microbial Populations in Cold Perennial Springs of the High Arctic

• Published in: Applied and Environmental Microbiology
• Main Authors: Perreault, Nancy N., Greer, Charles W., Andersen, Dale T., Tille, Stefanie, Lacrampe-Couloume, Georges, Lollar, Barbara Sherwood, Whyte, Lyle G.
• Format: Article in Journal/Newspaper
• Language: English
• Published: American Society for Microbiology 2008
• Subjects: permafrost
• Online Access: http://dx.doi.org/10.1128/aem.00359-08; https://journals.asm.org/doi/pdf/10.1128/AEM.00359-08

ABSTRACT The saline springs of Gypsum Hill in the Canadian high Arctic are a rare example of cold springs originating from deep groundwater and rising to the surface through thick permafrost. The heterotrophic bacteria and autotrophic sulfur-oxidizing bacteria (up to 40% of the total microbial commu...