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R

Robert J. Letcher

Carleton University

98H-index
547Paper Count
3.3WCitation Count
Published Papers 341
Publication Date
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A Holistic Approach to Chemical Mixtures in the Canadian Environment
errENVIRONMENTAL SCIENCE & TECHNOLOGY
IF11.3
err2026-05-29
err0
errOAAI
errL. Mark Hewitt; Alicia Berthiaume; Emmanuelle Caron; Zhen Cheng; Rebecca L. Dalton; Tom Harner; Robert J. Letcher; Sylvie Poirier Larabie; Jacob Mastin; Stacey A. Robinson; Marie-Claude Sauve; Tristan A. Smythe; Heather Steckley; Geneviève Tardif
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Throwing off the long chains: maternal transfer of perfluoroalkyl acids increases with chain length in an Arctic seabird
errEnvironmental Pollution
IF7.3
err2026-03-17
err0
errOAAI
errAnaïs Médieu; Kyle H. Elliott; Robert J. Letcher; Marianne Gousy-Leblanc; Kim Fernie
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errSave
Effect of Stockholm Convention Listing on Temporal Trends of Halogenated Flame Retardants in Herring Gull Eggs in Canada (2008–2023)
errArchives of Environmental Contamination and Toxicology
IF2.2
err2026-02-02
err0
errOAAI
errH. L. Vanderlip; K. D. Hughes; D. M. Orihel; V. L. Friesen; S R de Solla; R. J. Letcher; P. A. Martin; R. A. Lavoie; M. L. Eng; J. F. Provencher
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Chronic low-dose exposure to chlorpyrifos reduces life span in a wild fish by accelerating aging
errScience
IF45.8
err2026-01-15
err4
PREAI
errHuang, Kai; Zhang, Zihan; Han, Guixin; Kong, Ren; Qin, Haiyu; Zhang, Hui; Letcher, Robert J.; Qiu, Wenhui; Liu, Chunsheng; Shi, Jianbo; Rohr, Jason R.
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Non-targeted Analysis of the Environment: A Special Issue in ES &T Letters and ES &T
errENVIRONMENTAL SCIENCE & TECHNOLOGY
IF11.3
err2025-12-30
err0
PREAI
errHollender, Juliane; Martin, Jonathan W.; Covaci, Adrian; Chen, Da; Letcher, Robert J.; Newton, Seth R.
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errSave
Unforeseen risks due to the use of fluorinated materials for per- and polyfluoroalkyl substance removal
errNature Communications
IF15.7
err2025-12-30
err0
errOAAI
errShuqin Liu; Robert J. Letcher; Miriam L. Diamond; Arlene Blum; Da Chen
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errSave
Lipid oxidation and metabolism in relation to contaminants in polar bears from the Canadian High Arctic and Hudson Bay
errEnvironmental Pollution
IF7.3
err2025-12-05
err0
PREAI
errTodd R. Harris; Adam Morris; Erin Lange; D.A.D. Blair; Anaïs Remili; Robert J. Letcher; Amy A. Rand
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Multiple stressors and reproductive success of tree swallows: Perfluoroalkyl acids, chemical mixtures, and ecological factors
errScience of The Total Environment
IF8
err2025-11-01
err0
errOAAI
errKailee E. Hopkins; Melissa A. McKinney; Robert J. Letcher; Kim J. Fernie
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errSave
Determination of Individual Carbon Chain Homologue Groups of Polychlorinated Alkanes in Lipid-Rich Samples by Gas Chromatography with High-Resolution Mass Spectrometry
errJournal of Chromatography A
IF4
err2025-09-27
err0
PREAI
errShaogang Chu; Robert J. Letcher
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Steady State Free Precession NMR without Fourier Transform: Redefining the Capabilities of 19F NMR as a Discovery Tool
errANGEWANDTE CHEMIE-INTERNATIONAL EDITION
IF16.9
err2025-02-10
err1
PREAI
errGauthier, Jeremy R.; Kock, Flavio; Downey, Katelyn; Moraes, Tiago; Almeida, Luisa Souza; Muir, Derek C. G.; Letcher, Robert J.; Colnago, Luiz; Krishnamurthy, Krish; Mabury, Scott; Simpson, Andre J.
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A Novel Organophosphate Ester, Tris(2,4-ditert-butylphenyl) Phosphate, Induced Reproductive Toxicity in Male Zebrafish at Environmentally Relevant Concentrations
errENVIRONMENTAL SCIENCE & TECHNOLOGY
IF11.3
err2024-12-24
err0
PREAI
errZhang, Yongkang; Qin, Haiyu; Li, Boqun; Yu, Zichen; Zu, Bowen; Kong, Ren; Letcher, Robert J.; Liu, Chunsheng; Zhou, Bingsheng
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errSave
Cross-cutting studies of per- and polyfluorinated alkyl substances (PFAS) in Arctic wildlife and humans
errSCIENCE OF THE TOTAL ENVIRONMENT
IF8
err2024-12-01
err2
errOAAI
errLohmann, Rainer; Abass, Khaled; Bonefeld-Jorgensen, Eva Cecilie; Bossi, Rossana; Dietz, Rune; Ferguson, Steve; Fernie, Kim J.; Grandjean, Philippe; Herzke, Dorte; Houde, Magali; Lemire, Melanie; Letcher, Robert J.; Muir, Derek; De Silva, Amila O.; Ostertag, Sonja K.; Rand, Amy A.; Sondergaard, Jens; Sonne, Christian; Sunderland, Elsie M.; Vorkamp, Katrin; Wilson, Simon; Weihe, Pal
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Ultraviolet absorbents and industrial antioxidants in seabirds, mammals, and fish from the Canadian Arctic
errSCIENCE OF THE TOTAL ENVIRONMENT
IF8
err2024-11-01
err1
errOAAI
errGranados-Galvan, Ingrid-Alejandra; Provencher, Jennifer F.; Mallory, Mark L.; De Silva, Amila; Muir, Derek C. G.; Kirk, Jane L.; Wang, Xiaowa; Letcher, Robert J.; Loseto, Lisa L.; Hamilton, Bonnie M.; Lu, Zhe
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Field and Laboratory Evidence That Chlorpyrifos Exposure Reduced the Population Density of a Freshwater Snail by Increasing Juvenile Mortality
errENVIRONMENTAL SCIENCE & TECHNOLOGY
IF11.3
err2024-09-04
err0
PREAI
errHan, Guixin; Kong, Ren; Liu, Chunsheng; Huang, Kai; Xu, Qiaolin; Wu, Jian; Fei, Jiamin; Zhang, Hui; Su, Guanyong; Letcher, Robert J.; Shi, Jianbo; Rohr, Jason R.
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errSave
Exposure of Peregrine Falcons to Halogenated Flame Retardants: A 30 Year Retrospective Biomonitoring Study across North America
errENVIRONMENTAL SCIENCE & TECHNOLOGY
IF11.3
err2024-04-09
err0
PREAI
errWu, Yan; Fernie, Kim J.; Letcher, Robert J.; Clark, Kathleen E.; Park, June-Soo; Watts, Bryan D.; Barber, Patricia M.; Chen, Da
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errSave
Evolving Accumulation of a Complex Profile of Polychlorinated Alkanes in Canadian Polar Bears
errENVIRONMENTAL SCIENCE & TECHNOLOGY LETTERS
IF8.8
err2024-04-03
err0
errOAAI
errYuan, Bo; Letcher, Robert J.
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Lipid Metabolic Disorders Induced by Organophosphate Esters in Silver Carp from the Middle Reaches of the Yangtze River
errENVIRONMENTAL SCIENCE & TECHNOLOGY
IF11.3
err2024-03-04
err2
PREAI
errLiu, Chunsheng; Zhang, Zihan; Li, Boqun; Huang, Kai; Zhang, Yongkang; Li, Meng; Letcher, Robert J.
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A targeted and non-targeted discovery screening approach for poly-and per-fluoroalkyl substances in model environmental biota samples
errJOURNAL OF CHROMATOGRAPHY A
IF4
err2024-01-01
err10
errOAAI
errChu, Shaogang; Letcher, Robert J.
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Feeding and biological differences induce wide variation in legacy persistent organic pollutant concentrations among toothed whales and polar bear in the Arctic
errSCIENCE OF THE TOTAL ENVIRONMENT
IF8
err2024-01-01
err4
PREAI
errPedersen, Adam F.; Dietz, Rune; Sonne, Christian; Letcher, Robert J.; Roos, Anna M.; Simon, Malene; Rosing-Asvid, Aqqalu; Ferguson, Steven H.; McKinney, Melissa A.
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Recommended terms and abbreviations for polychlorinated alkanes (PCAs) as the predominant component of chlorinated paraffins (CPs)
errTRAC-TRENDS IN ANALYTICAL CHEMISTRY
IF12
err2023-12-01
err9
errOAAI
errFernandes, Alwyn R.; Kratschmer, Kerstin; McGrath, Thomas J.; Yuan, Bo; Brandsma, Sicco; Brits, Marthinus; Cariou, Ronan; Letcher, Robert J.; Mueller, Jochen; Muir, Derek; Vetter, Walter; Wang, Thanh; Yu, Gang; Bergman, Ake
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Research Directions

No research directions
Co-authors
Cooperation Journals
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Jörg Rinklebe
H-index: 132 · Papers: 675
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John P. Giesy
H-index: 130 · Papers: 1.5K
M
M. Thomas P. Gilbert
H-index: 129 · Papers: 738
A
Adrian Covaci
H-index: 120 · Papers: 1.1K
J
Joan O. Grimalt
H-index: 101 · Papers: 980
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