Water primrose
Ludwigia grandiflora
Status:
Potential
Habitat:
Freshwater
Threats:
Choke waterways and competing with native species
Western Mosquitofish
Gambusia affinis
Status:
Potential
Habitat:
Freshwater
Threats:
Attacks native fish species, consumes the eggs of commercially important fish, potential to transmit parasites to native fish
Zander
Stizostedion lucioperca
Status:
Potential
Habitat:
Freshwater
Threats:
Competes with native fish species. Transmits fish disease and parasites.
Invasive Species Northern Ireland

Invasive Species Northern Ireland