The Carlow/Kilkenny TD raised a number of concerns with Barry Cowen over Fianna Fáil's approach to the Water Services Bill.
Andrea Dalton will take the seat left vacant by Ann after she resigned to focus on her work as a school principal.
Anne Ahern announced her resignation at Monday's council meeting.
The Fianna Fáil leader says the party is in renewal and is rebuilding.
It's part of a nationwide leadership tour.
Anne Ahern was recently appointed principal of St Mary's Academy CBS
Speaking exclusively to KCLR Live this morning the city representative said he hasn't fully decided yet
Bobby Aylward says staff fear it will pose problems.
Eoghan Murphy was on a visit to Carlow yesterday
A recent study suggested it's time to get rid of Ireland's restricted dog-breed list.