Species Detail - Brown Rat (Rattus norvegicus) - Species information displayed is based on the dataset "Ireland's BioBlitz".

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

Rattus norvegicus
Rattus norvegicus
Brown Rat
N/A
Invasive Species: Invasive Species || Invasive Species: Invasive Species >> High Impact Invasive Species || Invasive Species: Invasive Species >> Regulation S.I. 477 (Ireland)
ranor
(Berkenhout, 1769)
terrestrial mammal
Species
30
19
16
21/05/2010
30/09/2016
1 January (recorded in 1969)
31 December (recorded in 1968)
Collated by the National Biodiversity Data Centre from different sources, Ireland's BioBlitz, National Biodiversity Data Centre, Ireland, Brown Rat (Rattus norvegicus), accessed 22 February 2025, <https://maps.biodiversityireland.ie/Dataset/189/Species/119483>

Records per month (across all datasets)

National Biodiversity Data Centre, Ireland, Brown Rat (Rattus norvegicus), image, accessed 22 February 2025, <https://maps.biodiversityireland.ie/Dataset/189/Species/119483>

Records per year (across all datasets)

National Biodiversity Data Centre, Ireland, Brown Rat (Rattus norvegicus), image, accessed 22 February 2025, <https://maps.biodiversityireland.ie/Dataset/189/Species/119483>