Looking for Joseph William Malden

Born 1835. Married Elizabeth Brown in Middlesex, London 1843.
Two children born, Henry and Elizabeth. Left England for Australia (leaving wife and children). Married Ann Scully in Brisbane, Australia 1878.
Four children, James, Samuel, Mary Ann and Sophia.
Jospeh William Malden was a Shipwright and made one known trip to Australia on Chaa Sze in 1969.