Hello and thanks for your interest in the CORCA LAIDHE, an ancient kingdom of Ireland that once existed in what is now mainly southwest Ireland. This is an ADVANCED project for EXPERIENCED Y DNA testers bearing SPECIFIC surnames with a genuine interest in a SPECIFIC REGION OF IRELAND. You must be WILLING TO SHARE YOUR ANONYMIZED DATA and GIVE WRITTEN PERMISSION to the project to utilize that information WHEN YOU CLICK JOIN. Read the FAQ and BACKGROUND pages COMPLETELY prior to clicking JOIN. We welcome the participation of eligible men. Thank you in advance for taking the time to carefully read our materials.