Some major results of the research work done out of the coralline alga samples (Clathromorphum compactum) collected over the past 8 years with Vagabond in Arctic waters are presented by Minoli Dias, Natasha Leclerc and Steffen Hetzinger during the 6th International Sclerochronology Conference, May 22nd - 25th, 2023, Tokyo, Japan.