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Nicolas Cassar, Ph.D. - Publications

Affiliations: 
2003 University of Hawai'i at Manoa, Honolulu, HI 
 2004-2009 Princeton University, Princeton, NJ 
 2010- Duke University, Durham, NC 
Area:
Oceanography Biology, Biochemistry
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63 high-probability publications. We are testing a new system for linking publications to authors. You can help! If you notice any inaccuracies, please sign in and mark papers as correct or incorrect matches. If you identify any major omissions or other inaccuracies in the publication list, please let us know.

Year Citation  Score
2021 Tang W, Llort J, Weis J, Perron MMG, Basart S, Li Z, Sathyendranath S, Jackson T, Sanz Rodriguez E, Proemse BC, Bowie AR, Schallenberg C, Strutton PG, Matear R, Cassar N. Widespread phytoplankton blooms triggered by 2019-2020 Australian wildfires. Nature. 597: 370-375. PMID 34526706 DOI: 10.1038/s41586-021-03805-8  0.307
2021 Lin Y, Moreno C, Marchetti A, Ducklow H, Schofield O, Delage E, Meredith M, Li Z, Eveillard D, Chaffron S, Cassar N. Decline in plankton diversity and carbon flux with reduced sea ice extent along the Western Antarctic Peninsula. Nature Communications. 12: 4948. PMID 34400630 DOI: 10.1038/s41467-021-25235-w  0.308
2020 Tang W, Cerdán-García E, Berthelot H, Polyviou D, Wang S, Baylay A, Whitby H, Planquette H, Mowlem M, Robidart J, Cassar N. New insights into the distributions of nitrogen fixation and diazotrophs revealed by high-resolution sensing and sampling methods. The Isme Journal. PMID 32581316 DOI: 10.1038/S41396-020-0703-6  0.404
2020 Whitby H, Planquette H, Cassar N, Bucciarelli E, Osburn CL, Janssen DJ, Cullen JT, González AG, Völker C, Sarthou G. A call for refining the role of humic-like substances in the oceanic iron cycle. Scientific Reports. 10: 6144. PMID 32273548 DOI: 10.1038/S41598-020-62266-7  0.311
2020 Wang S, Kranz SA, Kelly TB, Song H, Stukel MR, Cassar N. Lagrangian Studies of Net Community Production: The Effect of Diel and Multiday Nonsteady State Factors and Vertical Fluxes on O 2 /Ar in a Dynamic Upwelling Region Journal of Geophysical Research: Biogeosciences. 125. DOI: 10.1029/2019Jg005569  0.367
2020 Kranz SA, Wang S, Kelly TB, Stukel MR, Goericke R, Landry MR, Cassar N. Lagrangian Studies of Marine Production: A Multimethod Assessment of Productivity Relationships in the California Current Ecosystem Upwelling Region Journal of Geophysical Research: Oceans. 125. DOI: 10.1029/2019Jc015984  0.351
2019 Lorrain A, Pethybridge H, Cassar N, Receveur A, Allain V, Bodin N, Bopp L, Choy AC, Duffy L, Fry B, Goñi N, Graham BS, Hobday AJ, Logan JM, Ménard F, et al. Trends in tuna carbon isotopes suggest global changes in pelagic phytoplankton communities. Global Change Biology. PMID 31578765 DOI: 10.1111/Gcb.14858  0.414
2019 Lampe RH, Wang S, Cassar N, Marchetti A. Strategies among phytoplankton in response to alleviation of nutrient stress in a subtropical gyre. The Isme Journal. PMID 31439897 DOI: 10.1038/S41396-019-0489-6  0.348
2019 Tang W, Wang S, Fonseca-Batista D, Dehairs F, Gifford S, Gonzalez AG, Gallinari M, Planquette H, Sarthou G, Cassar N. Revisiting the distribution of oceanic N fixation and estimating diazotrophic contribution to marine production. Nature Communications. 10: 831. PMID 30783106 DOI: 10.1038/S41467-019-08640-0  0.396
2019 Gorsky G, Bourdin G, Lombard F, Pedrotti ML, Audrain S, Bin N, Boss E, Bowler C, Cassar N, Caudan L, Chabot G, Cohen NR, Cron D, De Vargas C, Dolan JR, et al. Expanding Tara Oceans Protocols for Underway, Ecosystemic Sampling of the Ocean-Atmosphere Interface During Tara Pacific Expedition (2016–2018) Frontiers in Marine Science. 6. DOI: 10.3389/Fmars.2019.00750  0.396
2018 Lin Y, Gifford S, Ducklow H, Schofield O, Cassar N. Towards quantitative microbiome community profiling using internal standards. Applied and Environmental Microbiology. PMID 30552195 DOI: 10.1128/Aem.02634-18  0.353
2018 Berthelot H, Duhamel S, L'Helguen S, Maguer JF, Wang S, Cetinić I, Cassar N. NanoSIMS single cell analyses reveal the contrasting nitrogen sources for small phytoplankton. The Isme Journal. PMID 30323264 DOI: 10.1038/S41396-018-0285-8  0.354
2018 Wang S, Lin Y, Gifford S, Eveleth R, Cassar N. Linking patterns of net community production and marine microbial community structure in the western North Atlantic. The Isme Journal. PMID 29934639 DOI: 10.1038/S41396-018-0163-4  0.416
2018 Ducklow HW, Stukel MR, Eveleth R, Doney SC, Jickells T, Schofield O, Baker AR, Brindle J, Chance R, Cassar N. Spring-summer net community production, new production, particle export and related water column biogeochemical processes in the marginal sea ice zone of the Western Antarctic Peninsula 2012-2014. Philosophical Transactions. Series a, Mathematical, Physical, and Engineering Sciences. 376. PMID 29760119 DOI: 10.1098/Rsta.2017.0177  0.333
2018 Cassar N, Tang W, Gabathuler H, Huang K. A method for high frequency underway N2 fixation measurements: Flow-through incubation Acetylene Reduction Assays by Cavity ring down laser Absorption Spectroscopy (FARACAS). Analytical Chemistry. PMID 29338196 DOI: 10.1021/Acs.Analchem.7B04977  0.582
2018 Nevison C, Munro D, Lovenduski N, Cassar N, Keeling R, Krummel P, Tjiputra J. Net Community Production in the Southern Ocean: Insights From Comparing Atmospheric Potential Oxygen to Satellite Ocean Color Algorithms and Ocean Models Geophysical Research Letters. 45: 10,549-10,559. DOI: 10.1029/2018Gl079575  0.388
2018 Li Z, Cassar N. Theoretical Considerations on Factors Confounding the Interpretation of the Oceanic Carbon Export Ratio Global Biogeochemical Cycles. 32: 1644-1658. DOI: 10.1029/2018Gb006003  0.387
2017 Lin Y, Cassar N, Marchetti A, Moreno C, Ducklow H, Li Z. Specific eukaryotic plankton are good predictors of net community production in the Western Antarctic Peninsula. Scientific Reports. 7: 14845. PMID 29093494 DOI: 10.1038/S41598-017-14109-1  0.409
2017 Li Z, Cassar N. A mechanistic model of an upper bound on oceanic carbon export as a function of mixed layer depth and temperature Biogeosciences. 14: 5015-5027. DOI: 10.5194/Bg-14-5015-2017  0.406
2017 Eveleth R, Cassar N, Sherrell R, Ducklow H, Meredith M, Venables H, Lin Y, Li Z. Ice melt influence on summertime net community production along the Western Antarctic Peninsula Deep Sea Research Part Ii: Topical Studies in Oceanography. 139: 89-102. DOI: 10.1016/J.Dsr2.2016.07.016  0.475
2017 Moreno CM, Lin Y, Davies S, Monbureau E, Cassar N, Marchetti A. Examination of gene repertoires and physiological responses to iron and light limitation in Southern Ocean diatoms Polar Biology. 41: 679-696. DOI: 10.1007/S00300-017-2228-7  0.321
2016 Eveleth R, Cassar N, Doney SC, Munro DR, Sweeney C. Biological and physical controls on O2/Ar, Ar and pCO2 variability at the Western Antarctic Peninsula and in the Drake Passage Deep-Sea Research Part Ii: Topical Studies in Oceanography. DOI: 10.1016/J.Dsr2.2016.05.002  0.407
2016 Bender ML, Tilbrook B, Cassar N, Jonsson B, Poisson A, Trull TW. Ocean productivity south of Australia during spring and summer Deep-Sea Research Part I: Oceanographic Research Papers. 112: 68-78. DOI: 10.1016/j.dsr.2016.02.018  0.341
2016 Erickson ZK, Thompson AF, Cassar N, Sprintall J, Mazloff MR. An advective mechanism for deep chlorophyll maxima formation in southern Drake Passage Geophysical Research Letters. 43. DOI: 10.1002/2016Gl070565  0.35
2016 Li Z, Cassar N, Huang K, Ducklow H, Schofield O. Interannual variability in net community production at the Western Antarctic Peninsula region (1997-2014) Journal of Geophysical Research: Oceans. DOI: 10.1002/2015Jc011378  0.63
2016 Li Z, Cassar N. Satellite estimates of net community production based on O2/Ar observations and comparison to other estimates Global Biogeochemical Cycles. 30: 735-752. DOI: 10.1002/2015Gb005314  0.358
2015 Huang K, Cassar N, Jonsson B, Cai WJ, Bender ML. An Ultra-high precision, High-frequency Dissolved Inorganic Carbon Analyzer Based on Dual Isotope Dilution and Cavity Ring-Down Spectroscopy. Environmental Science & Technology. PMID 26119512 DOI: 10.1021/Acs.Est.5B01036  0.701
2015 Marchetti A, Catlett D, Hopkinson BM, Ellis K, Cassar N. Marine diatom proteorhodopsins and their potential role in coping with low iron availability. The Isme Journal. PMID 26023874 DOI: 10.1038/Ismej.2015.74  0.345
2015 Shadwick EH, Tilbrook B, Cassar N, Trull TW, Rintoul SR. Summertime physical and biological controls on O<inf>2</inf> and CO<inf>2</inf> in the Australian Sector of the Southern Ocean Journal of Marine Systems. 147: 21-28. DOI: 10.1016/J.Jmarsys.2013.12.008  0.468
2015 Cassar N, Wright SW, Thomson PG, Trull TW, Westwood KJ, De Salas M, Davidson A, Pearce I, Davies DM, Matear RJ. The relation of mixed-layer net community production to phytoplankton community composition in the Southern Ocean Global Biogeochemical Cycles. 29: 446-462. DOI: 10.1002/2014Gb004936  0.474
2014 Rödenbeck C, Bakker DCE, Metzl N, Olsen A, Sabine C, Cassar N, Reum F, Keeling RF, Heimann M. Interannual sea-air CO2 flux variability from an observation-driven ocean mixed-layer scheme Biogeosciences. 11: 4599-4613. DOI: 10.5194/Bg-11-4599-2014  0.465
2014 Chang CH, Johnson NC, Cassar N. Neural network-based estimates of Southern Ocean net community production from in situ
O2/Ar and satellite observation: A methodological study Biogeosciences. 11: 3279-3297. DOI: 10.5194/Bg-11-3279-2014 		 0.49
2014 Eveleth R, Timmermans ML, Cassar N. Physical and biological controls on oxygen saturation variability in the upper Arctic Ocean Journal of Geophysical Research C: Oceans. 119: 7420-7432. DOI: 10.1002/2014Jc009816  0.425
2014 Cassar N, Nevison CD, Manizza M. Correcting oceanic O<inf>2</inf>/Ar-net community production estimates for vertical mixing using N<inf>2</inf>O observations Geophysical Research Letters. 41: 8961-8970. DOI: 10.1002/2014Gl062040  0.397
2014 Ulfsbo A, Cassar N, Korhonen M, Van Heuven S, Hoppema M, Kattner G, Anderson LG. Late summer net community production in the central Arctic Ocean using multiple approaches Global Biogeochemical Cycles. 28: 1129-1148. DOI: 10.1002/2014Gb004833  0.468
2014 Rutgers Van Der Loeff MM, Cassar N, Nicolaus M, Rabe B, Stimac I. The influence of sea ice cover on air-sea gas exchange estimated with radon-222 profiles Journal of Geophysical Research: Oceans. 119: 2735-2751. DOI: 10.1002/2013Jc009321  0.338
2013 Castro-Morales K, Cassar N, Shoosmith DR, Kaiser J. Biological production in the Bellingshausen Sea from oxygen-to-argon ratios and oxygen triple isotopes Biogeosciences. 10: 2273-2291. DOI: 10.5194/Bg-10-2273-2013  0.439
2013 Huang K, Cassar N, Wanninkhof R, Bender M. An isotope dilution method for high-frequency measurements of dissolved inorganic carbon concentration in the surface ocean Limnology and Oceanography: Methods. 11: 572-583. DOI: 10.4319/Lom.2013.11.572  0.715
2013 Martin P, Van Der Loeff MR, Cassar N, Vandromme P, D'Ovidio F, Stemmann L, Rengarajan R, Soares M, González HE, Ebersbach F, Lampitt RS, Sanders R, Barnett BA, Smetacek V, Naqvi SWA. Iron fertilization enhanced net community production but not downward particle flux during the Southern Ocean iron fertilization experiment LOHAFEX Global Biogeochemical Cycles. 27: 871-881. DOI: 10.1002/Gbc.20077  0.392
2012 Jean ME, Cassar N, Setzer C, Bellenger JP. Short-term N2 fixation kinetics in a moss-associated cyanobacteria Environmental Science and Technology. 46: 8667-8671. PMID 22849538 DOI: 10.1021/Es3018539  0.307
2012 Cassar N, Bellenger JP, Jackson RB, Karr J, Barnett BA. N 2 fixation estimates in real-time by cavity ring-down laser absorption spectroscopy Oecologia. 168: 335-342. PMID 21879367 DOI: 10.1007/S00442-011-2105-Y  0.32
2012 Bhattachan A, Dodorico P, Baddock MC, Zobeck TM, Okin GS, Cassar N. The Southern Kalahari: A potential new dust source in the Southern Hemisphere? Environmental Research Letters. 7. DOI: 10.1088/1748-9326/7/2/024001  0.36
2012 Hamme RC, Cassar N, Lance VP, Vaillancourt RD, Bender ML, Strutton PG, Moore TS, DeGrandpre MD, Sabine CL, Ho DT, Hargreaves BR. Dissolved O2/Ar and other methods reveal rapid changes in productivity during a Lagrangian experiment in the Southern Ocean Journal of Geophysical Research: Oceans. 117. DOI: 10.1029/2011Jc007046  0.645
2012 Nevison CD, Keeling RF, Kahru M, Manizza M, Mitchell BG, Cassar N. Estimating net community production in the Southern Ocean based on atmospheric potential oxygen and satellite ocean color data Global Biogeochemical Cycles. 26. DOI: 10.1029/2011Gb004040  0.444
2012 Huang K, Ducklow H, Vernet M, Cassar N, Bender ML. Export production and its regulating factors in the West Antarctica Peninsula region of the Southern Ocean Global Biogeochemical Cycles. 26. DOI: 10.1029/2010Gb004028  0.721
2011 Cassar N, Difiore PJ, Barnett BA, Bender ML, Bowie AR, Tilbrook B, Petrou K, Westwood KJ, Wright SW, Lefevre D. The influence of iron and light on net community production in the Subantarctic and Polar Frontal Zones Biogeosciences. 8: 227-237. DOI: 10.5194/Bg-8-227-2011  0.616
2011 Bender ML, Kinter S, Cassar N, Wanninkhof R. Evaluating gas transfer velocity parameterizations using upper ocean radon distributions Journal of Geophysical Research: Oceans. 116. DOI: 10.1029/2009Jc005805  0.548
2010 Stanley RHR, Kirkpatrick JB, Cassar N, Barnett BA, Bender ML. Net community production and gross primary production rates in the western equatorial Pacific Global Biogeochemical Cycles. 24. DOI: 10.1029/2009Gb003651  0.62
2009 Marchetti A, Cassar N. Diatom elemental and morphological changes in response to iron limitation: A brief review with potential paleoceanographic applications Geobiology. 7: 419-431. PMID 19659798 DOI: 10.1111/J.1472-4669.2009.00207.X  0.363
2009 Cassar N, Barnett BA, Bender ML, Kaiser J, Hamme RC, Tilbrook B. Continuous high-frequency dissolved O2/Ar measurements by equilibrator inlet mass spectrometry. Analytical Chemistry. 81: 1855-64. PMID 19193192 DOI: 10.1021/Ac802300U  0.604
2008 Nevison CD, Mahowald NM, Doney SC, Lima ID, Cassar N. Impact of variable air-sea O2 and CO2 fluxes on atmospheric potential oxygen (APO) and land-ocean carbon sink partitioning Biogeosciences. 5: 875-889. DOI: 10.5194/Bg-5-875-2008  0.509
2008 Cassar N, Bender ML, Barnett BA, Fan S, Moxim WJ, Levy H, Tilbrook B. Response to comment on "The Southern Ocean biological response to aeolian iron deposition" Science. 319: 159b. DOI: 10.1126/Science.1150011  0.568
2008 Cassar N, McKinley GA, Bender ML, Mika R, Battle M. An improved comparison of atmospheric Ar/N2 time series and paired ocean-atmosphere model predictions Journal of Geophysical Research Atmospheres. 113. DOI: 10.1029/2008Jd009817  0.581
2007 Cassar N, Bender ML, Barnett BA, Fan S, Moxim WJ, Levy H, Tilbrook B. The Southern Ocean biological response to aeolian iron deposition. Science (New York, N.Y.). 317: 1067-70. PMID 17717181 DOI: 10.1126/Science.1144602  0.599
2007 Cassar N, Laws EA. Potential contribution of β-carboxylases to photosynthetic carbon isotope fractionation in a marine diatom Phycologia. 46: 307-314. DOI: 10.2216/06-50.1  0.586
2006 Cassar N, Laws EA, Popp BN. Carbon isotopic fractionation by the marine diatom Phaeodactylum tricornutum under nutrient- and light-limited growth conditions Geochimica Et Cosmochimica Acta. 70: 5323-5335. DOI: 10.1016/J.Gca.2006.08.024  0.61
2005 Bender ML, Ho DT, Hendricks MB, Mika R, Battle MO, Tans PP, Conway TJ, Sturtevant B, Cassar N. Atmospheric O2/N2 changes, 1993-2002: Implications for the partitioning of fossil fuel CO2 sequestration Global Biogeochemical Cycles. 19. DOI: 10.1029/2004Gb002410  0.65
2004 Cassar N, Laws EA, Bidigare RR, Popp BN. Bicarbonate uptake by Southern Ocean phytoplankton Global Biogeochemical Cycles. 18. DOI: 10.1029/2003Gb002116  0.651
2002 Laws EA, Popp BN, Cassar N, Tanimoto J. 13C discrimination patterns in oceanic phytoplankton: likely influence of CO2 concentrating mechanisms, and implications for palaeoreconstructions. Functional Plant Biology : Fpb. 29: 323-333. PMID 32689479 DOI: 10.1071/Pp01183  0.637
2002 Cassar N, Laws EA, Popp BN, Bidigare RR. Sources of inorganic carbon for photosynthesis in a strain of Phaeodactylum tricornutum Limnology and Oceanography. 47: 1192-1197. DOI: 10.4319/Lo.2002.47.4.1192  0.632
2002 Laws EA, Popp BN, Cassar N, Tanimoto J. 13C discrimination patterns in oceanic phytoplankton: Likely influence of CO2 concentrating mechanisms, and implications for palaeoreconstructions Functional Plant Biology. 29: 323-333.  0.605
2000 Berner RA, Petsch ST, Lake JA, Beerling DJ, Popp BN, Lane RS, Laws EA, Westley MB, Cassar N, Woodward FI, Quick WP. Isotope fractionation and atmospheric oxygen: implications for phanerozoic O(2) evolution Science (New York, N.Y.). 287: 1630-3. PMID 10698733 DOI: 10.1126/Science.287.5458.1630  0.634
2000 Berner RA, Petsch ST, Lake JA, Beerling DJ, Popp BN, Lane RS, Laws EA, Westley MB, Cassar N, Woodward FI, Quick WP. Isotope fractionation and atmospheric oxygen: Implications for Phanerozoic O2 evolution Science. 287: 1630-1633. DOI: 10.1126/science.287.5458.1630  0.557
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