Sophia Johannessen
Sophia Johannessen
Research Scientist, DFO Institute of Ocean Sciences, Canada
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Large and growing environmental reservoirs of Deca-BDE present an emerging health risk for fish and marine mammals
PS Ross, CM Couillard, MG Ikonomou, SC Johannessen, M Lebeuf, ...
Marine pollution bulletin 58 (1), 7-10, 2009
Quantum yield for the photochemical production of dissolved inorganic carbon in seawater
SC Johannessen, WL Miller
Marine Chemistry 76 (4), 271-283, 2001
Ultraviolet attenuation by dissolved and particulate constituents of first‐year ice during late spring in an Arctic polynya
C Belzile, SC Johannessen, M Gosselin, S Demers, WL Miller
Limnology and Oceanography 45 (6), 1265-1273, 2000
A sediment and organic carbon budget for the greater Strait of Georgia
SC Johannessen, RW Macdonald, DW Paton
Estuarine, Coastal and Shelf Science 56 (3-4), 845-860, 2003
Organic-walled dinoflagellate cyst production, composition and flux from 1996 to 1998 in the central Strait of Georgia (BC, Canada): a sediment trap study
V Pospelova, S Esenkulova, SC Johannessen, MC O'Brien, ...
Marine Micropaleontology 75 (1-4), 17-37, 2010
Joined by geochemistry, divided by history: PCBs and PBDEs in Strait of Georgia sediments
SC Johannessen, RW Macdonald, CA Wright, B Burd, DP Shaw, ...
Marine Environmental Research 66, S112-S120, 2008
Calculation of UV attenuation and colored dissolved organic matter absorption spectra from measurements of ocean color
SC Johannessen, WL Miller, JJ Cullen
Journal of Geophysical Research: Oceans 108 (C9), 2003
Effects of local and global change on an inland sea: the Strait of Georgia, British Columbia, Canada
SC Johannessen, RW Macdonald
Climate Research 40 (1), 1-21, 2009
Historical trends in mercury sedimentation and mixing in the Strait of Georgia, Canada
SC Johannessen, RW Macdonald, KM Eek
Environmental science & technology 39 (12), 4361-4368, 2005
Environmental fractionation of PCBs and PBDEs during particle transport as recorded by sediments in coastal waters
PBC Grant, SC Johannessen, RW Macdonald, MB Yunker, M Sanborn, ...
Environmental Toxicology and Chemistry 30 (7), 1522-1532, 2011
Seasonal and spatial variations in the source and transport of sinking particles in the Strait of Georgia, British Columbia, Canada
SC Johannessen, MC O'Brien, KL Denman, RW Macdonald
Marine Geology 216 (1-2), 59-77, 2005
Geoengineering with seagrasses: is credit due where credit is given?
SC Johannessen, RW Macdonald
Environmental Research Letters 11 (11), 113001, 2016
Towards a sediment and organic carbon budget for Hudson Bay
ZZA Kuzyk, RW Macdonald, SC Johannessen, C Gobeil, GA Stern
Marine Geology 264 (3-4), 190-208, 2009
Alkane and PAH provenance and potential bioavailability in coastal marine sediments subject to a gradient of anthropogenic sources in British Columbia, Canada
MB Yunker, RW Macdonald, PS Ross, SC Johannessen, N Dangerfield
Organic Geochemistry 89, 80-116, 2015
Natural and anthropogenic mercury distribution in marine sediments from Hudson Bay, Canada
AA Hare, GA Stern, ZZA Kuzyk, RW Macdonald, SC Johannessen, ...
Environmental science & technology 44 (15), 5805-5811, 2010
There is no 1954 in that core! Interpreting sedimentation rates and contaminant trends in marine sediment cores
SC Johannessen, RW Macdonald
Marine Pollution Bulletin 64 (4), 675-678, 2012
Distribution and cycling of suspended particles inferred from transmissivity in the Strait of Georgia, Haro Strait and Juan de Fuca Strait
SC Johannessen, D Masson, RW Macdonald
Atmosphere-Ocean 44 (1), 17-27, 2006
Sediment redox tracers in Strait of Georgia sediments–can they inform us of the loadings of organic carbon from municipal wastewater?
RW Macdonald, SC Johannessen, C Gobeil, C Wright, B Burd, ...
Marine Environmental Research 66, S87-S100, 2008
Why timing matters in a coastal sea: Trends, variability and tipping points in the Strait of Georgia, Canada
O Riche, SC Johannessen, RW Macdonald
Journal of Marine Systems 131, 36-53, 2014
Photochemical production of carbon dioxide during a coastal phytoplankton bloom
SC Johannessen, MA Peņa, ML Quenneville
Estuarine, Coastal and Shelf Science 73 (1-2), 236-242, 2007
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