SOUTH AMBOY – On Sunday, March 17, Music at Saint Mary’s will present “Shamrock and Thistle” at 6 p.m.  Fiona Tyndall has created a lovely concert focused on traditional Irish language, culture, and song and will be joined by Nathan Bishop on fiddle and Anthon Guryev on guitar.  This concert is free and open to the public and will be held in Saint Mary, Star of the Sea Church (256 August Street in South Amboy).  Donations are gladly accepted to help off-set the cost of the program. Grant funding has been provided by the Middlesex County Board of Commissioners through a grant award from Middlesex County Cultural and Arts Trust Fund.