1842, Clifton, Bristol, England.
Merrick matriculated at Exeter College, Oxford, June 27, 1865, age 23 (BMus June 28, 1865; BA 1871; MA 1878).
He was organist at an unknown location (presumably near Oxford), 1867–71.
He served as a chaplain at Her Majesty’s Prison, Westminster (1878–73), and Mulbank (from 1883). In 1896, he was a chaplain in the prisons at Holloway and Newgate.
His works include: