Donal Hickey: The endangered fish hiding in Irish lakes since the Ice Age

Some of the last remaining Irish populations are found a few lakes along the west coast

The Arctic Charr has lived in a handful of Irish lakes since the Ice Age but is now threatened by climate change.

The survival of a rare, cold-water fish, which has lived in a handful of Irish lakes since the Ice Age, is now threatened by climate change.

Warming lake temperatures across Ireland and central Europe pose a major risk to Arctic charr, a new study led by the Centre for Environmental and Freshwater Science at Dundalk Institute of Technology (DkIT), Co Louth, has found.