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Received: 22 January 2018 Accepted: 24 April 2018 DOI: 10.1111/gbi.12291
ORIGINAL ARTICLE
Biogeochemical probing of microbial communities in a basalt-hosted hot spring at Kverkfjöll volcano, Iceland Claire R. Cousins1
| Marilyn Fogel2 | Roxane Bowden3 | Ian Crawford4 |
Adrian Boyce5 | Charles Cockell6 | Matthew Gunn7 1 School of Earth and Environmental Science, University of St Andrews, St Andrews, UK 2
Abstract We investigated bacterial and archaeal communities along an ice-fed surficial hot
Department of Earth Sciences, University of California Riverside, Riverside, California
spring at Kverkfjöll volcano—a partially ice-covered basaltic volcano at Vatnajökull
3 Geophysical Laboratory, Carnegie Institution of Washington, Washington, District of Columbia
stable isotope techniques. The hot spring environment is characterized by high tem-
4
Birkbeck University of London, London, UK
5
Isotope Geology Unit, SUERC, Glasgow, UK
6
School of Physics and Astronomy, University of Edinburgh, Edinburgh, UK 7
Aberystwyth University, Aberystwyth, UK
Correspondence Claire R. Cousins, School of Earth and Environmental Science, University of St Andrews, St Andrews, UK. Email:
[email protected] Funding information NASA Astrobiology, Grant/Award Number: NNH082ZDA0002C; Royal Society of Edinburgh; W. M. Keck Foundation; Leverhulme Trust, Grant/Award Number: F/07 112/AA
glacier, Iceland, using biomolecular (16S rRNA, apsA, mcrA, amoA, nifH genes) and peratures and low dissolved oxygen concentrations at the source (68°C and
