Supplement 1. Raw data and source R code for all calculations, figures, and tables.

<h2>File List</h2><div> <p><a href="nichefishdata.csv">nichefishdata.csv</a> (MD5: b621543c218974dce68c8c2dd17c21f3)</p> <p><a href="SourceCode_nicheROVER.R">SourceCode_nicheROVER.R</a> (MD5: e911a75dbaa59412366ba9406c4baf97)</p> </div><h2>Description</h2><div> <p>The supplements allow the reader to implement the methods using commented source code in R (SourceCode_nicheROVER.R). The raw data are also provided (nichefishdata.csv).</p> </div>