Figure 2. The log10-transformed number of IAS (invasive alien species) per 10 km × 10 km grid cell in the three data sources (a) GBIF, (b) EASIN and (c) eLTER (updated March 2024). Only observations made after 1980 were considered. For EASIN data, only data from data providers other than GBIF are shown. See Table 1 for more details.

  
  Part of: Khan T, El-Gabbas A, Golivets M, Souza AT, Gordillo J, Kierans D, Kühn I (2024) Prototype Biodiversity Digital Twin: Invasive Alien Species. Research Ideas and Outcomes 10: e124579. https://doi.org/10.3897/rio.10.e124579