1871 Douglas
Francis McLarney Mar 34 Boatman (Harbour) b Ireland
Ellen Wife 32 b Peel
Edward son Unm 12 Assistant in boats b Douglas
Mary 4 b Douglas
James 4 b Douglas
Francis 2 b Douglas
Ellen 4 months b Douglas

Apart from Elizabeth and James, I could not find any trace of the other children being married, buried or in another census.

And it is odd that the children are not in the 1881 census. Possibly they wer missed, mistranscribed or with relatives off the island.