Fig. 2From: An ecological model of the artificial ecosystem (northern Hangzhou Bay, China): analysis of ecosystem structure and fishing impactsChart of trophic flow in the large-scale sea area enclosure in northern Hangzhou Bay. All flows were expressed in t km−2 year−1. Boxes are placed on the Y-axis according to trophic level; the size of each is proportional to biomass. B biomass, P Production, and Q consumptionBack to article page