Isaac was born 31 January 1816 in Northwest, Lunenburg, Nova Scotia, Canada. 
The 1871 Census of Canada shows Isaac living in La Have Island, Lunenburg, Nova Scotia. It indicates that he was a Baptist and of French origins. . At that time, others in the household included his wife Catherine, their daughter Lucretia with her children Isaac and Sophia, and their younger children, Mary, Abigail and Bennett. 
He died 20 Mar 1877 and is buried in Northwest, Lunenburg County, Nova Scotia, Canada. 
Daurès is a French name. Perhaps he was of French descent?
Isaac's tombstone spells the last name as Dares.  He's buried at the Northwest Baptist Community Cemetery in Northwest Lunenburg County.Nova Scotia. His headstone reads "Blessed are the dead that die in the Lord."
Source: S-1042436232 Repository: #R-2145851295 1871 Census of Canada Ancestry.com and The Church of Jesus Christ of Latter-day Saints Publication: Ancestry.com Operations Inc
Repository: R-2145851295 Ancestry.com Note:
Source: S-2126514581 Repository: #R-2145851295 Ancestry Family Trees Publication: Online publication - Provo, UT, USA: The Generations Network. Original data: Family Tree files submitted by Ancestry members. Note: This information comes from 1 or more individual Ancestry Family Tree files. This source citation points you to a current version of those files. Note: The owners of these tree files may have removed or changed information since this source citation was created. Ancestry Family Tree http://trees.ancestry.com/pt/AMTCitationRedir.aspx?tid=3601854&pid=376
Source: S1502402655 Repository: #R-2145851295 Canada, Find A Grave Index, 1600s-Current Ancestry.com Publication: Ancestry.com Operations, Inc.
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It may be possible to confirm family relationships with Isaac by comparing test results with other carriers of his Y-chromosome or his mother's mitochondrial DNA.
However, there are no known yDNA or mtDNA test-takers in his direct paternal or maternal line.
It is likely that these autosomal DNA test-takers will share some percentage (beta) of DNA with Isaac: