'Under the Light of the Moon Porthgwidden, St Ives', 12x12 inches oil on canvas. Painting by Cornish Artist Joanne Short. Cornish Art from our Cornwall Art GalleryThis Cornwall painting is a piece of original art painted with oil on canvas by Cornish artist Joanne Short. Joanne Short captures the wild and romantic beauty of Porthgwidden beach in this stunning oil painting. Under the light of the moon, the sea is transformed into a palette of blues. The foxgloves and wildflowers in the foreground add a touch of elegance to the scene, while the dynamic colours and composition in the sea create movement and depth.