The severity and type of socio-economic impacts caused by alien birds, and the regions in which they are sustained. This figure shows the number of impact records for each of: (A) five impact categories; (B) six impact mechanisms; and (C) seven regions of the world. MC: Minimal Concern; MN: Minor; MO: Moderate; MR: Major; MV: Massive. Agr: Damage to agriculture; Fac: Damage to public facilities, buildings and utilities; Nui: public nuisance; Avi: risk to aviation safety; Dis A: transmission of diseases to animals; Dis H: transmission of diseases to humans. Aus: Australasia; Isl: Oceanic Islands; Eur: Europe; N Am: North (and Central) America; Asi: Asia; Afr: Africa; S Am: South America. Total impact reports = 128.

  Part of: Evans T, Blackburn TM, Jeschke JM, Probert AF, Bacher S (2020) Application of the Socio-Economic Impact Classification for Alien Taxa (SEICAT) to a global assessment of alien bird impacts. In: Wilson JR, Bacher S, Daehler CC, Groom QJ, Kumschick S, Lockwood JL, Robinson TB, Zengeya TA, Richardson DM. NeoBiota 62: 123-142.