Species Detail - Various-leaved Pondweed (Potamogeton gramineus) - Species information displayed is based on the dataset "Water Framework Directive Lake Macrophyte Status Survey Data 2007 to 2019".

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
Potamogeton gramineus
Various-leaved Pondweed
NBNSYS0000002131 UnverifiedUnverified
N/A
pogra
L.
flowering plant
Species
560
59
29
08/08/2007
22/08/2019
10 May (recorded in 2010)
21 October (recorded in 2009)
Environmental Protection Agency, Water Framework Directive Lake Macrophyte Status Survey Data 2007 to 2019, National Biodiversity Data Centre, Ireland, Various-leaved Pondweed (Potamogeton gramineus), accessed 30 April 2025, <https://maps.biodiversityireland.ie/Dataset/365/Species/28100>

Records per month (across all datasets)

Records per year (across all datasets)