 A possible use for its large pectoral fins may be to make it appear larger to scare off potential predators (Eichelsheim, 2010).The red gurnard's predators are not well-known.This fish has been found to have been included in the stomach contents of fur seals in Bank's Peninsula, but does not represent an entire diet (DoC, 2009; Allum & Maddigan, 2012).