Species Detail - Polycentropus irroratus - Species information displayed is based on the dataset "Caddisflies (Trichoptera) 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
Polycentropus irroratus
N/A
NBNSYS0000008410 RecommendedWell-formed
N/A
poirr
(Curtis, 1835)
Insect - caddis fly (Trichoptera)
Species
130
70
47
01/01/1883
24/08/2024
14 February (recorded in 2003)
24 August (recorded in 2024)
James P. O'Connor, Caddisflies (Trichoptera) of Ireland, National Biodiversity Data Centre, Ireland, Polycentropus irroratus, accessed 15 July 2025, <https://maps.biodiversityireland.ie/Dataset/250/Species/77739>

Records per month (across all datasets)

Records per year (across all datasets)