Associated manuscript has been accepted but not yet published. Authors: Rebecca Frew, Adam Bateson, Daniel Feltham, David Schroeder. Title: Toward a marginal Arctic sea ice cover: changes to freezing, melting and dynamics Journal: The Cryosphere Expected Publication Date: April - May 2025 A preprint of an earlier version of the accepted manuscript (prior to peer review) is currently available: Frew, R. C., Feltham, D., Schroeder, D., and Bateson, A. W.: Toward a marginal Arctic sea ice cover: changes to freezing, melting and dynamics, The Cryosphere Discuss. [preprint], https://doi.org/10.5194/tc-2023-91, in review, 2023.