To cite package ‘mustelus’ in publications use:

  Harry A (2026). _mustelus: Chondrichthyan Fisheries Biology_. R
  package version 0.0.0.9000, <https://github.com/alharry/mustelus>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {mustelus: Chondrichthyan Fisheries Biology},
    author = {Alastair Harry},
    year = {2026},
    note = {R package version 0.0.0.9000},
    url = {https://github.com/alharry/mustelus},
  }