Killarney's Mairead Martin made three birdies in two under 71 to snatch a share of the lead in the Ladies' British Open Amateur Stroke Play Championship in Knock.
The Kerry international is tied for the lead with Chloe Williams of Wales and England's Inci Mehmet, two strokes ahead of England's Georgia Price, Italy's Alessia Nobili and Clandeboye's Jessica Ross, who began with three straight birdies but then mixed three bogeys with just one more birdie at the Belfast track.
Lurgan's Annabel Wilson is tied for eighth after a one over 74 with Castletroy's Chloe Ryan tied 12th after she birdied the last two holes for a two over 75.
There will be a cut made after 36 holes for the top 40 plus ties who will play the final 36 holes on Friday 2nd September.
Ladies' British Open Amateur Stroke Play Championship, Knock Golf Club
T1 71 -2 Chloe Williams Wrexham, Inci Mehmet Royal Mid Surrey, Mairead Martin Killarney
T5 73 Par Georgia Price Bude And North Cornwall, Alessia Nobilio Italy, Jessica Ross Clandeboye
T8 74 +1 Alessia Cristin Avanzo Italy, Gemma Clews Delamere Forest, Rochelle Morris Woodsome Hall, Annabel Wilson Lurgan
T12 75 +2 Chloe Ryan Castletroy
T34 79 +6 Victoria Craig Royal Belfast, Valerie Clancy Killarney
T45 81 +8 Niamh McSherry Lurgan, Aedin Murphy Carlow
T51 82 +9 Rachel Thompson Cork
T58 84 +11 Maeve Rooney County Sligo
T60 86 +13 Hilary Hall Enniscrone, Jenny Fawcett Shandon Park
63 88 +15 Louise Coffey Malone
66 RTD - Shannon Burke Ballinrobe/MU