[1] His brother owned the 3,000 acres (1,200 ha) Moturoa Island near Kerikeri in New Zealand but drowned at Kororareka (now known as Russell) in 1839.
Before this provincial legislative council could first meet, news was received in December 1852 that the New Zealand Constitution Act 1852 had been passed by the Parliament of the United Kingdom; this established different governance arrangements.
Their eldest daughter, Agnes Amy (1854–1916), married William Hall at their residence "Mossley Bank" in Ellerslie on 8 October 1872.
[12] Their younger daughter, Alice Lila (1855–1922), married Charles Shipherd on 5 June 1880 at St Peter's Church in Onehunga.
[13] Salmon died at his residence "Mossley Bank" near the Harp of Erin (the junction of Great South Road and Main Highway in Ellerslie) on 26 March 1873.