This could be them on the 1851 census as Tabner address Ships Lane Elly Cambridgeshire
Isac Tabner age 50 born Suffolk (waterman )
Charlotte Tabner age 48 born Mildenhall Suffolk
Robert 21, Harriet 20 Joseph 18,.Susan 17, Charles 14,Mary 13 all born Ely Cambridgeshire
Piece 1764 Folio 360 page 30
1841 same address
Charlota Tavenor age 35
Robert 12,Harriet 10, Joseph 8,Susan 7, Charles 6, Mary 3
Possible baptism for Susan Tabner 25 March 1834 Trinity Ely Cambridgeshire
Father Isaac Tabner mother Charlotte
Rosie