Fig. 2
From: Investigating the presence of different bottlenose dolphin ecotypes in the Mediterranean Sea
The survey effort produced by the research partners (2004–2019, 929,472 km in total). In orange are the tracks of partners whose protocol included the collection of photo-identification data, in blue are the tracks of the partners whose protocol did not include photo-identification data. The figure was created using ArcGIS Desktop 10.5 (http://www.esri.com) by one of the authors (Michela Bellingeri).
