Species Detail - American Slipper Limpet (Crepidula fornicata) - Species information displayed is based on the dataset "Explore Your Shore".

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

Species image

Crepidula fornicata
American Slipper Limpet
NBNSYS0000174750 RecommendedUnverified
Invasive Species: Regulation S.I. 477/2011 (Ireland) || Invasive Species: Detailed Risk Assesment || Invasive Species: High Risk Invasive Species (2013 Report) || Invasive Species: Regulation S.I. 374/2024 (Ireland) || Invasive Species: The Wildlife (Northern Ireland) Order 1985 || Invasive Species: Detailed Risk Assesment >> High Risk
crfor
(Linnaeus, 1758)
Mollusc
Species
17
10
6
29/01/2021
27/12/2025
27 January (recorded in 2023)
27 December (recorded in 2025)
National Biodiversity Data Centre, Explore Your Shore, National Biodiversity Data Centre, Ireland, American Slipper Limpet (Crepidula fornicata), accessed 08 April 2026, https://maps.biodiversityireland.ie/Dataset/305/Species/120451

Records per month (across all datasets)

Records per year (across all datasets)