Fig. 4

Pie charts showing the mean relative abundance of the 10 most abundant taxa on genus level for pyloric caeca of starved fish (a), midgut of starved fish (b), marine water (MW (c)), pyloric caeca of recently fed fish (d), midgut of recently fed fish (e) and fish feed (f). Starved fish were without food for at least 48 h. For illustration purposes samples of T0 and T1 were pooled together