Species Detail - Caspian Tern (Hydroprogne caspia) - Species information displayed is based on all datasets.

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
Hydroprogne caspia
Caspian Tern
NHMSYS0001688287 RecommendedWell-formed
N/A
hycas
(Pallas, 1770)
Bird
Species
49
15
13
30/10/1959
29/07/2023
20 June (recorded in 1998)
30 October (recorded in 1959)
National Biodiversity Data Centre, Ireland, Caspian Tern (Hydroprogne caspia), accessed 23 December 2025, https://maps.biodiversityireland.ie/Species/12118

Records per month (across all datasets)

Records per year (across all datasets)