tRophicPosition, an r package for the Bayesian estimation of trophic position from consumer stable isotope ratios
Claudio Quezada‐Romegialli Andrew L. Jackson Brian Hayden Kimmo K. Kahilainen Christelle Lopes Chris Harrod
Methods in Ecology and Evolution
https://besjournals.onlinelibrary.wiley.com/doi/abs/10.1111/2041-210X.13009?campaign=woletoc