Fig. 1From: Population genetics of Bursatella leachii (De Blainville, 1817) and implications for the origin of the Mediterranean populationRecords of Bursatella leachii in the Mediterranean Sea, adapted from [17, 41]. Dots indicate the location of each sighting, reference list in Selfati et al. [17]. The decades in which the first sighting occurred for each location are coded by color (black: 1950’s and 60’s; dark blue: 1970’s; light blue: 1980’s; green: 1990’s; orange: 2000 to present)Back to article page