Stephenson, RandellAnudu, Goodluck2025-05-292025-05-292025-06Stephenson, R & Anudu, G 2025, 'The First-Order Crustal Structure and Basin Architecture of the Canadian Arctic Margin', Geochemistry, Geophysics, Geosystems , vol. 26, no. 6, e2025GC012196. https://doi.org/10.1029/2025GC0121961525-2027ORCID: /0000-0003-4868-8601/work/185221306https://hdl.handle.net/2164/25518Open Access via the Wiley agreement Much if not all of the geophysical data that are the foundation of this work was acquired with the support of the Polar Continental Shelf Project (Canada) and this is firmly acknowledged. Ashton Embry, Gordon Oakey and Brian Ricketts, colleagues and good friends over many decades, are thanked for their input and feedback on earlier versions of this paper. Gordon is also thanked for his work on the earlier version of Figure 1 as is Brian for the basemap used in Figures 2, 4 and 5. The previous work of Gordon Oakey and his close colleague Rick Saltus provided valuable inspiration for the authors. Finally, the careful reviews by four different reviewers, including Richard Ernst and Thomas Hadlari, resulted in significant improvements to the clarity of many parts of the text and the figures. The G-Cubed Associate Editor, Marie-Claude Williamson, is thanked for her kind patience and valuable insights.194993123engCanadian Artic Marginsedimentary basinscrustal structureArtic OceanCanada BasinStefansson BasinSverdrup BasinAlpha-Mendeleev magmatic complexQE GeologySupplementary DataDASQEJournal article10.1029/2025GC012196266