Species Detail - Opposite-leaved Pondweed (Groenlandia densa) - Species information displayed is based on the dataset "BSBI tetrad data for Ireland".

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
Groenlandia densa
Opposite-leaved Pondweed
Opposite Pondweed, Potamogeton densus
Threatened Species: Endangered
grden
(L.) Fourr.
flowering plant
Species
22
10
9
01/01/1600
31/12/2010
15 April (recorded in 2011)
27 September (recorded in 2013)
Botanical Society of the British Isles, BSBI tetrad data for Ireland, National Biodiversity Data Centre, Ireland, Opposite-leaved Pondweed (Groenlandia densa), accessed 10 April 2020, <https://maps.biodiversityireland.ie/Dataset/9/Species/28113>

Records per month (across all datasets)

Records per year (across all datasets)