Figure 2

Estimated distributions of rare bee species. In the IUCN Red List-like categories set by the Ministry of the Environment in Japan, B. ignitus is Near Threatened (NT), and B. consobrinus and B. ussurensis are Data Deficient (DD). Bombus deuteronymus maruhanabachi is a symbolic subspecies in Japan. (a) Mean of probabilities of B. ignitus distribution estimated by six models. Black points represent the locations of occurrence data. (b) Estimated species richness of B. consobrinus, B. ussurensis, and B. deuteronymus maruhanabachi. Blue and red represent low and high values, respectively. This map was created by R v. 4.1.1 software 33.