No, "Public" and in an area with few RCs and some latent anti-papist intolerance. It was 1946 when I entered the 2nd grade, and canned salmon was still standard fare, surviving the war years, rationing, and sending much of the pork and beef off to feed the troops. We war-year kids, dosed on "Cod Liver Oil" (actually from sharks, mostly) for supplemental nutrition, were even exposed to the joys of "meat loaf' made with canned mackerel.

Don't blame fish on Friday entirely on the Bishop of Rome! It was Henry VIII, who though flip-flopping on his level of Anglican Protestantism, stimulated English fisheries by pushing new Prods to make Fridays fish days.