Make neutral model plots as in:
Venkataraman, A., Bassis, C.M., Beck, J.M., Young, V.B., Curtis, J.L., Huffnagle, G.B., and Schmidt, T.M. (2015). Application of a neutral community model to assess structuring of the human lung microbiome. MBio 6 (1), e02284-02214. doi:0.1128/mBio.02284-14.