Figure 2
From: Diat.barcode, an open-access curated barcode library for diatoms

Location of the sampled sites gathered in Diat.barcode (version 7 of February 2018). Map was generated on Google Maps, Map data © 2019 Google (https://www.google.com/maps), accessible at: https://www.google.com/maps/d/u/0/edit?mid = 1Edfju_8jL_lkwSK5pZzBabECXYhMS3y2&ll = -0.7877939911851115%2C0&z = 2