Species Detail - Bonnemaison's Hook Weed (Bonnemaisonia hamifera) - Species information displayed is based on the dataset "National Invasive Species Database".

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
Bonnemaisonia hamifera
Bonnemaison's Hook Weed
NHMSYS0021059732 RecommendedWell-formed
N/A
boham
Hariot, 1891
Alga
Species
5
5
4
01/01/2018
31/12/2022
1 January (recorded in 1987)
31 December (recorded in 1958)
Collated by the National Biodiversity Data Centre from different sources, National Invasive Species Database, National Biodiversity Data Centre, Ireland, Bonnemaison's Hook Weed (Bonnemaisonia hamifera), accessed 14 June 2025, <https://maps.biodiversityireland.ie/Dataset/397/Species/292261>

Records per month (across all datasets)

Records per year (across all datasets)