Role

Lecturer (Chemistry and Environmental Science) PhD supervisor

Qualifications

MChem Chemistry (University of Wales, Swansea 1995-1999) PhD Iron biogeochemistry (University of Plymouth, 2000-2005)

Professional membership

MRSC Royal Society of Chemistry Challenger Society American Geophysical Union (AGU) American Society of Limnology and Oceanography (ASLO)

Roles on external bodies

Adjunct Faculty of the Bermuda Institute of Ocean Sciences Challenger Society Fellow

Trace metal biogeochemistry Coupling biogeochemical models with physical and ecological models Shipboard analytical methods and trace metal sample processing

Sedwick PN, Sohst BM, Ussher SJ & Bowie AR 2015 'A zonal picture of the water column distribution of dissolved iron(II) during the US GEOTRACES North Atlantic transect cruise (GEOTRACES GA03)' DEEP-SEA RESEARCH PART II-TOPICAL STUDIES IN OCEANOGRAPHY 116, 166-175 Author Site , DOI Floor GH, Clough R, Lohan MC, Ussher SJ, Worsfold PJ & Quetel CR 2015 'Combined uncertainty estimation for the determination of the dissolved iron amount content in seawater using flow injection with chemiluminescence detection' LIMNOLOGY AND OCEANOGRAPHY-METHODS 13, (12) 673-686 Author Site , DOI PEARL Worsfold PJ, Lohan MC, Ussher SJ & Bowie AR 2014 'Determination of dissolved iron in seawater: A historical review' MARINE CHEMISTRY 166, 25-35 Author Site , DOI PEARL Fishwick MP, Sedwick PN, Lohan MC, Worsfold PJ, Buck KN, Church TM & Ussher SJ 2014 'The impact of changing surface ocean conditions on the dissolution of aerosol iron' GLOBAL BIOGEOCHEMICAL CYCLES 28, (11) 1235-1250 Author Site , DOI PEARL Ussher SJ, Achterberg EP, Powell C, Baker AR, Jickells TD, Torres R & Worsfold PJ 2013 'Impact of atmospheric deposition on the contrasting iron biogeochemistry of the North and South Atlantic Ocean' GLOBAL BIOGEOCHEMICAL CYCLES 27, (4) 1096-1107 Author Site , DOI Weston K, Jickells TD, Carson DS, Clarke A, Meredith MP, Brandon MA, Wallace MI, Ussher SJ & Hendry KR 2013 'Primary production export flux in Marguerite Bay (Antarctic Peninsula): Linking upper water-column production to sediment trap flux' DEEP-SEA RESEARCH PART I-OCEANOGRAPHIC RESEARCH PAPERS 75, 52-66 Author Site , DOI Shelley RU, Sedwick PN, Bibby TS, Cabedo-Sanz P, Church TM, Johnson RJ, Macey AI, Marsay CM, Sholkovitz ER & Ussher SJ 2012 'Controls on dissolved cobalt in surface waters of the Sargasso Sea: Comparisons with iron and aluminum' GLOBAL BIOGEOCHEMICAL CYCLES 26, Author Site , DOI Seguret MJM, Kocak M, Theodosi C, Ussher SJ, Worsfold PJ, Herut B, Mihalopoulos N, Kubilay N & Nimmo M 2011 'Iron solubility in crustal and anthropogenic aerosols: The Eastern Mediterranean as a case study' MARINE CHEMISTRY 126, (1-4) 229-238 Author Site , DOI Ussher SJ, Manning AJ, Tappin AD & Fitzsimons MF 2011 'Observed dissolved and particulate nitrogen concentrations in a mini flume' HYDROBIOLOGIA 672, (1) 69-77 Author Site , DOI