From your marriage details, osprey, Eliza looks to have married William Martin. 1901 census for them in Sheppey, Kent:
William Martin 44 b. Shepton Mallet, Somerset
Eliza Martin 30 Wife b. Battersea
Ethel Martin 12 b. Bromley by Bow, London
William T Martin 11 b. Portsmouth
Albert J Martin 5 b. Portsmouth
Added: There is a note on the census transcript that someone has added for youngest Albert:
Albert John Martin, son of Eliza Ruth Martin, of 36 Devonshire Ave, Southsea, Portsmouth, and the late Lieut William Martin (RN). Musician Royal Marine Band (RMB/1741). Killed, aged 21, after HMS Vanguard was destroyed by an internal explosion at Scapa Flow 09/07/1917. Commemorated on Chatham Naval Memorial. Source: CWGC Casaualty Details data base.
Monica