The EPA has named the 22 “pristine” river sites where conditions were among the “best of the best” in a landmark, six-year report published on Tuesday.
But which rivers take the plaudits?
* the Behanagh river north west of Carrigeen in Co Limerick;
* the Funshion river at Brackbaun bridge in Co Limerick;
* the Glengarriff river at a bridge west of Skehill in Co Cork;
* the Blackwater river at Gearha Bridge in Co Kerry;
* the Flesk river at two sampling stations, Poulgorm Bridge and a bridge near Glenfesk in Co Kerry;
* the Camcor river at Coneyburrow Bridge in Co Offaly;
* Roscomore stream at Aghagurty Bridge in Co Offaly;
* the Boleyneendorish river at Pollboy Co Galway;
* the Owendullagh river in Co Galway at two locations, the ford at Derreen and a bridge south east of Killafeen;
* the Glenumera river at two sites in Co Mayo, north of Glendavock and one km south of Doo Lough;
* the Yellow river in Foxford Co Mayo at a ford near Corlee;
* the Eignagh river at a bridge south of lough Talt in Co Sligo;
* the Glenree river east of Cloonta in Co Mayo;
* the Owensallagh river at a bridge southeast of Gurteen in Co Cavan;
* the Owenveagh river at Glenveagh Cottege in Co Donegal;
* the Cronaniv Burn river at a bridge near Dunlewy Lough;
* the Bulba river 500 metres upstream of the Owenwee River.