Species Detail - Least Tern (Sternula antillarum) - Species information displayed is based on the dataset "eBIRD Bird Records for 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
Sternula antillarum
Least Tern
NHMSYS0021274136 RecommendedWell-formed
N/A
N/A
Lesson, R, 1847
Bird
Species
135
2
2
19/06/2021
03/08/2024
21 May (recorded in 2024)
22 August (recorded in 2021)
eBIRD, eBIRD Bird Records for Ireland, National Biodiversity Data Centre, Ireland, Least Tern (Sternula antillarum), accessed 19 December 2025, https://maps.biodiversityireland.ie/Dataset/435/Species/305564

Records per month (across all datasets)

Records per year (across all datasets)