Species Detail - Horse-tail hydroid (Rhizocaulus verticillatus) - 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
Rhizocaulus verticillatus
Horse-tail hydroid
NBNSYS0000177670 RecommendedWell-formed
N/A
rhver
(Linnaeus, 1758)
Coelenterate (=cnidarian)
Species
8
6
6
01/06/1993
12/09/1996
28 January (recorded in 2020)
27 September (recorded in 1993)
Trinity College, Marine sites, habitats and species data collected during the BioMar survey of Ireland., National Biodiversity Data Centre, Ireland, Horse-tail hydroid (Rhizocaulus verticillatus), accessed 19 January 2026, https://maps.biodiversityireland.ie/Dataset/258/Species/16197

Records per month (across all datasets)

Records per year (across all datasets)