Author: Regan & Trewavas, 1928
Comments: Occurs some distance offshore over a soft bottom, in deep water (Ref. 4983).  The stomachs of the specimens which were examined contained mainly undigested blue-green algae and empty diatom frustules.  Crustacean fragments and unidentifiable insect remains were also found (Ref. 558).  Maximum depth from Ref. 58018.