Whiting = Wighton, Norfolk ??
Hothfield, Kent
Marriages Dec Qtr 1845 W. Ashford5 43
GAUNT Robert & WATERS Phebe
That would mean that Phoebe's mother Mary Waters remarried a Roberts ??
Death for John Waters ?
Mary ROBERTS 58 'Peter Maxwell' 10 Jan 1858 Sydney and/or Newcastle Reel 2138, [4/4795]; Reel 2478, [4/4976]
EDIT: I have the two images from the library today.
Mary a widow from Middlesex. No other Roberts on board.
This one from reel 2478 should have more detail than just a name.
