See documentation (with figures!) here:
https://australianantarcticdivision.github.io/BioMassTracking/
The origin of this package was from 2005 by Thorsten Lenser working at the AAD. The original is archived in branch "original-source". Updated by Michael Sumner March 21 2017.
Please note that this project is released with a Contributor Code of Conduct. By participating in this project you agree to abide by its terms.