Species Detail - Ark-shell (Arca tetragona) - Species information displayed is based on the dataset "Explore Your Shore".

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
Arca tetragona
Ark-shell
NHMSYS0021055018 RecommendedWell-formed
N/A
artet
Poli, 1795
Mollusc
Species
1
1
1
29/07/2025
29/07/2025
17 May (recorded in 1994)
21 September (recorded in 1995)
National Biodiversity Data Centre, Explore Your Shore, National Biodiversity Data Centre, Ireland, Ark-shell (Arca tetragona), accessed 24 March 2026, https://maps.biodiversityireland.ie/Dataset/305/Species/287554

Records per month (across all datasets)

Records per year (across all datasets)