why does skin mottled
Symptoms Of Mottled Skin. Skin mottling in itself is a symptom of underlying condition, it is usually visible in people who have fair skin. This does not mean that dark skinned individual are lucky, the only difference is the patches are less apparent.apillaries are tiny blood vessels that lie underneath the skin surface. They are visible in many fair skinned individuals. Any change in these blood vessels can lead to mottled skin or red irregular spots on the skin which later on turns greenish or purple in color.