Species Detail - Halarachnion ligulatum - Species information displayed is based on the dataset "Marine sites, habitats and species data collected during the BioMar survey of 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
Halarachnion ligulatum
N/A
NHMSYS0021060152 RecommendedWell-formed
N/A
halig
(Woodward) Kützing, 1843
Alga
Species
50
34
20
31/05/1993
06/09/1996
1 January (recorded in 2000)
31 December (recorded in 1959)
Trinity College, Marine sites, habitats and species data collected during the BioMar survey of Ireland., National Biodiversity Data Centre, Ireland, Halarachnion ligulatum, accessed 13 June 2025, <https://maps.biodiversityireland.ie/Dataset/258/Species/292680>

Records per month (across all datasets)

Records per year (across all datasets)