Rising sea temperatures force Atlantic bluefin tuna to abandon Irish waters

Bluefin tuna were were once abundant in Irish waters, but overfishing and climate change have led to the population crashing. Photo: Getty

Caroline O'Doherty

One of Ireland’s most welcome seasonal tourists is being pushed away because it is too warm here.

The giant Atlantic bluefin tuna normally visits Irish shores in the summer months, but marine heatwaves make conditions uncomfortable.