Species Detail - Holly Blue (Celastrina argiolus) - Species information displayed is based on the dataset "Distribution Atlas of Butterflies in Ireland 1979 (An Foras Forbartha)".

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

Species image

Celastrina argiolus
Holly Blue
N/A
N/A
cearg
(Linnaeus, 1758)
insect - butterfly
Species
139
83
40
01/01/1940
31/12/1984
28 February (recorded in 2019)
22 November (recorded in 2020)
National Biodiversity Data Centre, Distribution Atlas of Butterflies in Ireland 1979 (An Foras Forbartha), National Biodiversity Data Centre, Ireland, Holly Blue (Celastrina argiolus), accessed 25 April 2024, <https://maps.biodiversityireland.ie/Dataset/94/Species/77471>

Records per month (across all datasets)

Records per year (across all datasets)