Species Detail - Green Laver (Ulva) - 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
Ulva
Green Laver
NHMSYS0001500745 RecommendedWell-formed
N/A
N/A
L.
Alga
Genus
22
2
2
06/08/2014
21/07/2017
4 January (recorded in 2021)
26 December (recorded in 2023)
Environmental Protection Agency, Water Framework Directive Lake Macrophyte Status Survey Data 2007 to 2019, National Biodiversity Data Centre, Ireland, Green Laver (Ulva), accessed 13 June 2025, <https://maps.biodiversityireland.ie/Dataset/365/Species/269016>

Records per month (across all datasets)

Records per year (across all datasets)