Figure 1: Number of first records of established alien species per region (mainlands and islands) for major taxonomic groups. | Nature Communications

Figure 1: Number of first records of established alien species per region (mainlands and islands) for major taxonomic groups.

From: No saturation in the accumulation of alien species worldwide

Figure 1

(a–f) Colour and size of circles indicate the number of first records of established alien species. Circles denote first records on small islands and archipelagos otherwise not visible. The world maps were created using the ‘maptools’ package40 of the open source software R36.

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