Possibly Hobbs, Montreal
At the moment of Jesus' invitation to Peter and Andrew, the transformational instant between astonishment and assent can be read in the faces of both Apostles. The hands too capture the moment: Andrew reaching out in acceptance, while Peter's hands reach to his heart.
Some 1800 years later, a nineteenth century boatman has been included in the scene. His small size and monochromatic pinkness indicates that he is from a different time and place. Who is he? Why is he here?