Helicon, 1865
Type: Admiralty yacht ; Special Service Vessel ; late Dispatch vessel ; Armament 2
Laid down : Portsmouth 30 May 1861 ; Launched : 31 Jan 1865 ;
Disposal date or year : 1905
BM: 855 tons ; Displacement: 985 tons
Propulsion: Paddle
Machinery notes: 1610 h.p.i., 250 h.p.
Notes:

1870 Channel Squadron

2 Feb 1871 arrived at Devonport from Havre and to await further orders.

13 Feb 1871 arrived Portsmouth from Plymouth.

30 Apr 1871 departed Plymouth Sound to rejoin the Channel Squadron at Bearhaven, in Bantry Bay.

21 Mar 1877 Recommissioned Malta

1879 Mediterranean

1888 Renamed Enchantress

1 Apr 1888 Commissioned at Portsmouth, replacing the Enchantress for the use of the Lords of the Admiralty.

1890 Portsmouth