Species Detail - Hen Harrier (Circus cyaneus) - Species information displayed is based on the dataset "Ireland's BioBlitz".

Terrestrial Map - 10km

Distribution of the number of records recorded within each 10km grid square (ITM).
Live Map

Marine Map - 50km

Distribution of the number of records recorded within each 50km grid square (WGS84).
Live Map
Circus cyaneus
Hen Harrier
NHMSYS0000530294 UnverifiedUnverified
Protected Species: Wildlife Acts || Protected Species: EU Birds Directive || Protected Species: EU Birds Directive >> Annex I Bird Species || Threatened Species: Birds of Conservation Concern || Threatened Species: Birds of Conservation Concern >> Birds of Conservation Concern - Amber List
cicya
(Linnaeus, 1766)
bird
Species
2
1
1
18/05/2012
19/05/2012
1 January (recorded in 2013)
31 December (recorded in 2010)
Collated by the National Biodiversity Data Centre from different sources, Ireland's BioBlitz, National Biodiversity Data Centre, Ireland, Hen Harrier (Circus cyaneus), accessed 26 April 2025, <https://maps.biodiversityireland.ie/Dataset/189/Species/11261>

Records per month (across all datasets)

Records per year (across all datasets)