Muck is the smallest of four main islands in the Small Isles, part of the Inner Hebrides of Scotland. Today, much of the island is used for grazing. Residents use wool to make rugs and clothing. There are several ancient monuments and some facilities for visitors. The few residents are served by a single school, Muck Primary School & Nursery. The island is ow…Muck is the smallest of four main islands in the Small Isles, part of the Inner Hebrides of Scotland. Today, much of the island is used for grazing. Residents use wool to make rugs and clothing. There are several ancient monuments and some facilities for visitors. The few residents are served by a single school, Muck Primary School & Nursery. The island is owned by the MacEwen family.