The Alien Species exercise handles the ability to identify alien species in the North Atlantic as follows: • Species name • Taxonomic group (fish, algae, mammals, sponges etc) • Year of first record (e.g: 1240 is the earliest record of introduction) • Pathway/vector of introduction (climate change, ballast water discharge etc) . Status (established, cryptogenic,...) • Geographical area (place names, i.e. ports and bays

The Alien Species exercise handles the ability to identify alien species in the North Atlantic as follows: • Species name • Taxonomic group (fish, algae, mammals, sponges etc) • Year of first record (e.g: 1240 is the earliest record of introduction) • Pathway/vector of introduction (climate change, ballast water discharge etc) . Status (established, cryptogenic,...) • Geographical area (place names, i.e. ports and bays