Figure 3From: Chain of commercialization of Podocnemis spp. turtles (Testudines: Podocnemididae) in the Purus River, Amazon basin, Brazil: current status and perspectivesCompartment model of chain marketing of turtles in the Purus River. Boxes indicate the social actors of the chain; arrows indicate the direction in which the resource is being conducted; open clouds indicate indeterminate destination resource or raw.Back to article page