Species Detail - Melanothamnus harveyi - 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
Melanothamnus harveyi
N/A
NHMSYS0021185546 RecommendedWell-formed
N/A
mehar
(Bailey) Díaz-Tapia & Maggs, 2017
Alga
Species
13
13
9
01/01/2018
31/12/2022
31 March (recorded in 2014)
9 October (recorded in 2010)
Collated by the National Biodiversity Data Centre from different sources, National Invasive Species Database, National Biodiversity Data Centre, Ireland, Melanothamnus harveyi, accessed 13 June 2025, <https://maps.biodiversityireland.ie/Dataset/397/Species/300031>

Records per month (across all datasets)

Records per year (across all datasets)