Species Detail - Thick Top Shell (Phorcus lineatus) - 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
Phorcus lineatus
Thick Top Shell
NHMSYS0021056527 RecommendedWell-formed
N/A
phlin
(da Costa, 1778)
Mollusc
Species
77
39
25
07/06/1993
14/10/1996
4 January (recorded in 2024)
26 December (recorded in 2023)
Trinity College, Marine sites, habitats and species data collected during the BioMar survey of Ireland., National Biodiversity Data Centre, Ireland, Thick Top Shell (Phorcus lineatus), accessed 14 June 2025, <https://maps.biodiversityireland.ie/Dataset/258/Species/289061>

Records per month (across all datasets)

Records per year (across all datasets)