Squalus acanthias diet by fish weight.

Mean of standardised percent prey weight within each fish weight (g) group, for the prey types together contributing at least 90% of the SIMPER within group similarity for one or more groups. SIMPER percentage contribution to within group similarity:a3–10%;b10–30%;c>30%; no superscript, not identified by SIMPER as characteristic for that group; n, sample size.