<p dir="ltr">Trace Fossil measurement dataset and simplified core log for research borehole HF01 (Holfontein, Cedarberg, SA) uploaded as supplementary materials for the manuscript entitled: <i>Marine snow fuels an opportunistic small food web in the Late Ordovician Soom Shale Lagerstätte</i>. Manuscript in press - September 2025. (Nature Ecology and Evolution Manuscript number: NATECOLEVOL-24103054A).</p>