Here's your information. Like most of the population of Arichat at that time, they migrated to Massachusetts (Boston area), drawn either by the fishing industry or other employment opportunities.
John WALSH s/o Walter & Marie Clement
Olive DESROCHES d/o George & Olive Desroches
m Arichat, NS 18 Jan 1859
Their children were:
1- Mary Adelaide Charlotte, born/bapt Arichat, NS 27/28 Sep 1860
m (as Mary) Boston, MA 6 Apr 1885 Francis STACEY (Francis & Philomena …)
2- Liza Anne, born/bapt Arichat, NS 31 Mar/1 Apr 1863. (no other info)
3- Brigitte Jeanne, born/bapt Arichat, NS 3 Sep 1866; went by Bridget (no other info)
4- George Henry, born/bapt Arichat, NS 12 Oct 1868; died/bur Arichat, NS 19/21 Nov 1883 (15y)
5- John Charles, born/bapt Arichat, NS 27 Feb/9 Mar 1871; m (as Charles) Cottage City, MA 30 Aug 1893 Lizzie DOOLEY (John & Catherine Gilfoyle)
6- Bridget Anne, born/bapt Arichat, NS … Feb 1875; m (as Annie) Boston, MA 16 Feb 1904 William PARKES (William & Ann Gormley)
Dennis