In Ireland

Inland Fisheries Ireland: www.fisheriesireland.ie

National Parks and Wildlife Service: www.npws.ie

Waterways Ireland: www.waterwaysireland.org/biodiversity-on-irelands-waterways

Leave No Trace: www.leavenotraceireland.org 

In the United Kingdom

Invasive Species Northern Ireland: https://invasivespeciesni.co.uk

GB Non-native Species Secretariat: www.nonnativespecies.org

European IAS Networks and information databases

NOBANIS – European Network on Invasive Alien Species

www.nobanis.org

EASIN -European Alien Species Information Network

http://easin.jrc.ec.europa.eu/

DAISIE – Delivering Alien Invasive Species Inventories for Europe

www.europe-aliens.org

AquaNIS – European marine alien species database

http://www.corpi.ku.lt/databases/index.php/aquanis/

International IAS Networks

GISIN – Global Invasive Species Information Network

www.gisinetwork.org

ISSG – Invasive Species Specialist Group

www.issg.org

CABI – Invasive Species Compendium

http://www.cabi.org/isc/

Online journals (open access)

Aquatic Invasions – www.aquaticinvasions.net

BioInvasions records – www.reabic.net/journals/bir/Default.aspx

Management of Biological Invasions – www.reabic.net/journals/mbi/Default.aspx