Sea swimming 'exploded' in popularity in Ireland last year and that surge has continued, even as air and water temperatures have dropped.
Record numbers took up the activity in 2020, both on the coast and in inland waterways. Throughout the winter, coastal locations have continued to attract a hardy mix of sea swimmers - among them seasoned devotees and enthusiastic newcomers.
Most will tell you that sea swimming provides a physical and mental health boost, particularly valuable during these difficult times.
For Madeleine Doherty, it is her "new obsession". A professional harpist and celebrant, Madeleine swims every day at Sandycove in Dublin.