Fig. 1.

Shared OUT analysis of the different groups. Numbers below groups indicate the number of OTUs within each sector. The number of species in 12-w OD is 1188; The number of species in 12-w ID is 1089; The number of species in 18-w OD is 1186; The number of species in 18-w ID is 1158; The number of species shared between 12-w OD and 12-w ID is 1067; The number of species shared between 12-w OD and 18-w OD is 1161; The number of species shared between 12-w OD and 18-w ID is 1133; The number of species shared between 12-w ID and 18-w OD is 1066; The number of species shared between 12-w ID and 18-w ID is 1070; The number of species shared between 18-w OD and 18-w ID is 1131; The number of species shared between 12-w OD, 12-w ID and 18-w OD is 1048; The number of species shared between 12-w OD, 12-w ID and 18-w ID is 1049; The number of species shared between 12-w OD, 18-w OD and 18-w ID is 1110; The number of species shared between 12-w ID, 18-w OD and 18-w ID is 1048; The total richness of all the groups is 1217