Sinn Féin has moved narrowly ahead of the Labour Party and Fianna Fáil to become the second most popular political party in the country, according to the latest Irish Times/Ipsos MRBI poll.

The poll shows Fine Gael is still holding a strong lead over all parties with 35% support.

Sinn Féin is on 18%, followed by Labour with 17% and Fianna Fáil with 16%.

The margin of error for the poll is plus or minus 3%.

The survey was conducted on Monday and Tuesday of this week.