A man was arrested earlier this week, in connection with the investigation into Jo Jo's disappearance and murder - but has since been released without charge
A search operation will continue this weekend, and early into next week, on open ground in Co. Wicklow, for the remains of Jo Jo Dullard.
It comes almost a week on from the 29th anniversary of her disappearance.
The 21-year-old, from Callan in Co. Kilkenny, was last reported to have been in Moone on November 9th, 1995.
A man was arrested earlier this week, in connection with the investigation into Jo Jo's disappearance and murder - but has since been released without charge.
Gardaí are appealing to anyone with any information to contact them.

29 New Jobs To Be Created As Chemist Warehouse To Open In Naas Tomorrow
Vulnerable Adults, Some Using Wheelchairs, Forced To Share Inaccessible Vehicles At Kildare HSE Service
“Grabbed By the Neck”: Founder Tells Kildare Today Why She Launched New Female-Focused Taxi Service
Just 75% Of Landowners On Board So Far As Uisce Eireann Submits Plans For Major Water Supply Project
Two Kildare Animal Charities Share €170k Fund As Animal Welfare Costs Continue To Mount
Call To Make Extended Christmas Train Timetable Permanent For Commuter Towns
Roadside Memorial Ban Proposal Criticised Over Christmas Timing
Man (30s) Dies Following Collision Involving Bus, Car And Pedestrian At Kishawanny, Carbury