Here is Gabriel on the 1881 census
Thomas POOLE Head M Male 44 Liverpool, Lancashire, England Sailmaker
Harriet J. POOLE Wife M Female 45 London, Middlesex, England
Sarah POOLE Daur U Female 18 Liverpool, Lancashire, England
Thomas POOLE Son Male 15 Liverpool, Lancashire, England Plumber
Annie POOLE Daur Female 10 Liverpool, Lancashire, England Scholar
Harriet POOLE Daur Female 7 Liverpool, Lancashire, England Scholar
John POOLE Son Male 7 Liverpool, Lancashire, England Scholar
Gabriol TYSON Visitor U Male 16 Liverpool, Lancashire, England Shop Boy (Errand)
20a Winter St, West Derby, Lancashire
Ref: RG11/3699 Folio 148