Species Detail - Esthwaite Waterweed (Hydrilla verticillata) - Species information displayed is based on the dataset "Irish vascular plant data 1999-2009".

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
Hydrilla verticillata
Esthwaite Waterweed
Elodea nuttallii auct., non (Planch.) H. St. John, Serpicula verticillata, Serpicula verticillata
Threatened Species: Endangered
hyver
(L. f.) Royle
flowering plant
Species
1
1
1
19/05/2004
19/05/2004
19 May (recorded in 2004)
16 August (recorded in 2006)
Dr David Thomas Holyoak, Irish vascular plant data 1999-2009, National Biodiversity Data Centre, Ireland, Esthwaite Waterweed (Hydrilla verticillata), accessed 05 December 2020, <https://maps.biodiversityireland.ie/Dataset/35/Species/42557>

Records per month (across all datasets)

Records per year (across all datasets)