Number of habitats
- 117 habitats at level 3 (Fossitt, 2000)
- 59 Annex I habitats in Ireland, 16 of which are or can be priority habitats.
National conservation asssessment
- Assessment of Annex I habitats in Ireland: The Status of EU Protected Habitats and Species in Ireland (2013)- Habitat Assessments Volume 2. Version 1.0National Parks and Wildlife Service. Department of Arts, Heritage and the Gaeltacht, Dublin. Ireland.
- Assessment of Annex I habitats in Ireland: The status of EU protected habitats and species in Ireland (2008) National Parks and Wildlife Service, Department of the Environment, Heritage and Local Government.
- Other habitats have not been assessed at the national level.