Species Detail - Blue Whale (Balaenoptera musculus) - Species information displayed is based on the dataset "IWDG Casual Cetacean Sightings".

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

Balaenoptera musculus
Blue Whale
Sibbald's Rorqual, Sulphurbottom
Protected Species: EU Habitats Directive || Protected Species: EU Habitats Directive >> Annex IV || Protected Species: Wildlife Acts || Threatened Species: OSPAR Convention
bamus
(Linnaeus, 1758)
marine mammal
Species
18
0
8
06/09/2012
15/08/2023
1 January (recorded in 1767)
18 December (recorded in 1957)
Irish Whale & Dolphin Group, IWDG Casual Cetacean Sightings, National Biodiversity Data Centre, Ireland, Blue Whale (Balaenoptera musculus), accessed 22 February 2025, <https://maps.biodiversityireland.ie/Dataset/216/Species/134656>

Records per month (across all datasets)

Records per year (across all datasets)