Estimate Size at Sexual Maturity

Estimate morphometric and gonadal size at sexual maturity for organisms, usually fish and invertebrates. It includes methods for classification based on relative growth (using principal components analysis, hierarchical clustering, discriminant analysis), logistic regression (Frequentist or Bayes), parameters estimation and some basic plots.


sexMat 0.1.0

  • First release

sexMat 0.2.0

  • ANCOVA to compare the slopes in the linear regresion for juveniles and adults (classify_mature function).

  • Estimate the R squared (Nagelkerke method) for the logistic regresion

Reference manual

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1.1.2 by Josymar Torrejon-Magallanes, a year ago

Browse source code at

Authors: Josymar Torrejon-Magallanes [cre, aut]

Documentation:   PDF Manual  

GPL-2 license

Imports MCMCpack, matrixStats, MASS, grDevices, graphics, stats, utils

Suggests rmarkdown, knitr

See at CRAN