Broody male.
Female having expelled eggs
Broody male
Tail enlarged and spongy in preparation for receiving eggs
Vent swollen and abdomen near bursting with eggs.
Tail enlarging
One of several older juveniles, all about the same size, foraging actively under the outer old jetty well before you reach the T Junction.
Again a typical sponge station for hosts including Western Cleaner Clingfish et al, and although I couldn't see any definite hosts the magpie perch and Mosaic Leatherjacket were not keen to leave.