A portrait of Bryce McMurdo by Henry Raeburn, depicting the sitter in an informal outdoor setting with fishing gear.

Sir Henry Raeburn, a master of Scottish portraiture, captures Bryce McMurdo in this work. The subject is depicted in a natural setting, a departure from the formal studio interiors common to the period. McMurdo sits upon a rocky outcrop, holding a fishing rod, which suggests a leisure activity rather than a professional or military status. His attire consists of a green coat, a light waistcoat, and breeches, reflecting the practical yet refined dress of a gentleman of the early nineteenth century.

Raeburn employs a loose, confident brushwork that defines his style. He focuses on the play of light across the subject's face and the textures of the clothing. The background, while secondary to the figure, provides a sense of atmosphere through its muted tones and suggestive forms. The composition balances the verticality of the fishing rod with the horizontal lines of the rock and the seated figure. This arrangement creates a relaxed, informal quality that characterises much of Raeburn's output. The artist avoids excessive detail in the surroundings, allowing the viewer to concentrate on the character of the sitter. The palette is dominated by earthy browns, greens, and creams, which harmonise with the outdoor environment. This portrait demonstrates Raeburn's ability to combine technical skill with a direct, honest representation of his subjects, avoiding the artifice often found in contemporary portraiture.