Reported costs of IAS in countries of the Mediterranean basin over the period 1990–2017. Subplots display (a) total costs (observed and potential costs), and (b) observed costs only. n = number of cost entries in expanded InvaCost database, B: Billions, M: Millions, K: Thousands. Circles highlight small-sized countries (Andorra, Gibraltar, Monaco, San Marino, Vatican City, all with no recorded cost). National borders are based on data from and are for illustration purposes only. Cyprus is represented as a single geographical unit; all costs were from the Greek part. Map Projection: World Mercator.

  Part of: Kourantidou M, Cuthbert RN, Haubrock PJ, Novoa A, Taylor NG, Leroy B, Capinha C, Renault D, Angulo E, Diagne C, Courchamp F (2021) Economic costs of invasive alien species in the Mediterranean basin. In: Zenni RD, McDermott S, García-Berthou E, Essl F (Eds) The economic costs of biological invasions around the world. NeoBiota 67: 427-458.