According to folklore, what caused the prominent dark blotch found on the flank of the John Dory?

Answer

The impression of Saint Peter's thumb

The large, dark spot on the fish's side is legendarily attributed to Saint Peter having plucked the fish from the sea and leaving his thumbprint on its flank.

According to folklore, what caused the prominent dark blotch found on the flank of the John Dory?

#Videos

An introduction to John Dory - YouTube

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