Arctic sea-ice ridges: a major contributor to algal habitable space in spring. - Castellani, Giulia; Granskog, Mats A.; Elias Chereque, Aleksandra; Chan, Anthony Chun Yin; Perez, Iael; Flores, Hauke; Katlein, Christian; Peeken, Ilka (Frontiers in Marine Science, 2025)