In Portrieux, voiliers à quai, Eugène Boudin captures a serene marine scene. The painting showcases several sailboats docked at the harbor, their masts reaching towards the sky. The colors are soft and muted, with gentle blues and whites dominating the palette.

The water reflects the boats and the sky, creating a harmonious atmosphere. The painting is executed in oil on canvas, a medium that allows for rich texture and depth. Boudin's brushwork is loose and fluid, characteristic of the Impressionism style. The composition draws the viewer's eye towards the boats, while the background features a subtle depiction of the harbor.

This technique enhances the sense of movement and light in the scene. Eugène Boudin is known for his marine paintings and is often regarded as a precursor to the Impressionist movement. This work reflects his fascination with the sea and coastal life, which he painted extensively throughout his career. An interesting fact about this piece is that it exemplifies Boudin's ability to capture the effects of light on water, a theme he explored in many of his works.

His influence can be seen in the works of later artists, including Claude Monet.