Info on Morrison Family from Portree

My great gran was Mary Morrison born around 1851,in Harris Hebrides.
She married Malcolm MacKinnon. Her parents were Kennth & Anne Morrison.All born in Harris.She had siblings-Effy,Finlay,Murdo & Anne.
An aunt,Catherine and Margaret were also in their household on census night 07/04/1861. Would love to hear from anyone with info.
Cheers Marie Renall(new zealand)