Silverside Weedfish, Cristiceps argyropleura
Scientific name: Cristiceps argyropleura
A Silverside Weedfish at a depth of 3 m, Parsley Bay, Sydney Harbour, New South Wales, 13 Nov 2010.
The species has a triangular first dorsal fin that is attached to the second dorsal fin by a membrane. The first dorsal fin spine is positioned above the eye, not distinctly in front of it on the snout.