Fig. 2From: A high abundance of Firmicutes in the intestine of chinese mitten crabs (Eriocheir sinensis) cultured in an alkaline regionBacterial community structure of the intestinal sample groups at the phylum level. Field and pond, intestinal bacteria in Chinese mitten crabs raised in the rice–crab co-culture system (n = 59) and aquaculture ponds (n = 20); female and male, female and male crabs (n = 40 and 39); Liaohe and Changjiang, two varieties of Chinese mitten crab (n = 39 and 40)Back to article page