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… to prevent the arrival and spread of the five non-native species of crayfish included on the EU list of invasive alien species of Union concern. The White-clawed …

… Fisheries Ireland commences new Research Project into the invasive plant Thursday, 20th September 2018 : Sean Kyne TD,  … successful operations involving extensive removal of the invasive waterweed, Lagarosiphon Major (L.major), at Lough … responsibility for the legislation covering Alien Invasive Species (AIS), and in particular liaison as regards species …

… waters in the UK or elsewhere) or else that non-native species have been illegally introduced to the area and have … The most significant of these is the North American Signal Crayfish Pacifastacus leniusculus which is one of the … crayfish? Crayfish plague is listed as one of the greatest invasive species threats to Ireland’s freshwaters by Invasive …

… Press Release Wednesday 20th September 2017 Crayfish Plague spreads to River Barrow and water users are … survival of the entire Irish population of this endangered species. This worrying situation is being investigated by the … Transmission of the disease has mostly been by movement of signal or other American crayfish. However spores can be …