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)
9 October (recorded in 1993)
Botanical Society of the British Isles, BSBI tetrad data for Ireland, National Biodiversity Data Centre, Ireland, Perfoliate Pondweed (Potamogeton perfoliatus), accessed 29 November 2020, <https://maps.biodiversityireland.ie/Dataset/9/Species/28102>