Gardaí are appealing for information after a cannabis grow house was discovered near Kinlough.
A house at Uragh, Co. Leitrim was searched as part of a planned garda operation last Friday afternoon.
Approximately 650 mature cannabis plants with an estimated street value of €520,000 were found.
The scene was preserved for technical examination.
Gardaí have made no arrests as present, however, their investigation is ongoing.
Anyone with information is asked to contact gardaí at Manorhamilton 071 985 5014.