Supplemental Material

Figure Legend

Figure S1. Scatterplot of nemertean velocity (mm min-1) and length (mm) with r2 values shown for each regression line, and p-values indicate the significance of each regression line.

Figures

Figure S1

Table S1: Predation Events. The details of seventeen predation events by Prosorhochmus americanus were recorded. Three events were observed under darkness and are indicated by the asterisk. Predation events that were observed as part of the timed scans are marked by the double dagger symbol. Entries where data are missing appear as a dash.

Prey item / Substratum / Worm size (mm) / Duration of predation event (min) / Duration of observation period (min) / # worms involved / Time of Event
Crustacea
Amphipoda
Unidentified / BR / 40 / 16 / 57 / 2 / 7:00am
Unidentified / TA / 53 / 16 / 28 / 1 / 7:08am
Hyale sp. / TA / 20-25 / 14 / 20 / 2 / 6:40am
Hyale grandicornis ♂ / CA / 10 / 13 / 13 / 1 / 7:30am
Hyale grandicornis ♂ / TA / 15 / 30 / 40 / 1 / 7:19am
Hyale hirtipalma ♀ / TA / 25 / 19 / 74 / 1 / 8:00am
Family: Hyalidae / - / - / 7 / 12 / 1 / 10:15pm*
Isopoda
Ligia sp. / BR/CA / 30 / >10 / 45 / 1 / 7:43am
Ligia sp. / BR / 30 / 29 / 58 / 1 / 8:30am
Ligia sp. / BR / 53 / 28 / 52 / 1 / 1:00am*‡
Ligia sp. / BR / 20-56 / 13-47 / 67 / 5 / 6:48am‡
Maxillopoda
Barnacle (unid.) / TA / 30 / 10 / 45 / 1 / 6:30am‡
Insecta
Diptera
Larvae (unid.) / TA / 20 / 18 / 32 / 1 / 8:30am
Larvae (unid.) / TA / 30 / 15 / 34 / 2 / 9:13am
Larvae (unid.) / TA / 30 / 14 / 66 / 1 / 9:36pm*
Adult (unid.) / TA / 20 / 10 / 32 / 1 / 7:30am
Adult (unid.) / TA / 15 / 14 / 15 / 1 / 6:49am