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R package to assess water quality trends for long-term monitoring data in estuaries using Generalized Additive Models with error propagation from mixed-effect meta-analysis. Uses concepts in the mgcv and mixmeta packages. Detailed information on the methods used in this package are described in the following open access article:

Beck, M.W., de Valpine, P., Murphy, R., Wren, I., Chelsky, A., Foley, M., Senn, D.B. 2022. Multi-scale trend analysis of water quality using error propagation of Generalized Additive Models. Science of the Total Environment. 802:149927.


The package can be installed from r-universe. The source code is available on GitHub.

# enable repos
options(repos = c(
    tbeptech = '',
    CRAN = ''))

# install wqtrends

# load wqtrends

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