Species Detail - Pisidium - Species information displayed is based on the dataset "All Ireland Non-Marine Molluscan Database".
Terrestrial Map - 10kmDistribution of the number of records recorded within each 10km grid square (ITM).
Marine Map - 50kmDistribution of the number of records recorded within each 50km grid square (WGS84).
C. Pfeiffer, 1821
24 February (recorded in 1972)
10 December (recorded in 1970)
Conchological Society of Great Britain and Ireland, All Ireland Non-Marine Molluscan Database, National Biodiversity Data Centre, Ireland, Pisidium, accessed 12 May 2021, <https://maps.biodiversityireland.ie/Dataset/1/Species/123535>