Species Detail - Perfoliate Pondweed (Potamogeton perfoliatus) - Species information displayed is based on the dataset "BSBI tetrad data for Ireland".
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).
3 May (recorded in 1997)
21 October (recorded in 2009)
Botanical Society of the British Isles, BSBI tetrad data for Ireland, National Biodiversity Data Centre, Ireland, Perfoliate Pondweed (Potamogeton perfoliatus), accessed 30 March 2023, <https://maps.biodiversityireland.ie/Dataset/9/Species/28102>