Louisa may have Married by 1861 also;
Marriage Reg Sept 1860 Plymouth to Scagell/Sleeman
(thank good it wasnt Smith/Jones!)
1871 Census (under Seagell)
Plymouth, Devon
RG10/2115/132/24
Jabez C Seagell, 58, Head, Mar, Mason/Bricklayer, born Plymouth (image may be age 38)
LOUISA, 35, Wife, Mar, born Plymouth
Laura L, 7, Daug
Alfred E, 5, Son
Yes in 1861 Census newly Mar Jabez Scagell is age 28 and Louisa age 26
By 1881 Jabez/Louisa have at Home;
Laura 17
Alfred 15
Ernest 8
Kate 6
Frederick 4
By 1891 Jabez is remarried