The largest of the three main islands in the reservoir, it is around 5 acres in size and is completely forested in a thick cover of native Scots Pine and other Broadleaf trees around the edge of the land.

[1] Visitors are encouraged to be respectful if they visit the island and avoid disturbing wildlife or important Osprey nesting sites.

[2] The island was formed as the surrounding area was flooded to create the reservoir in 1879, and has since became a mostly disregarded and unexplored piece of land, although it is now extremely rich in wildlife due to little to no human intervention in over 100 years.

[3] Nesting ospreys have been recorded on the island, as well as other birds such as wintering pink-footed geese.

[4] Work has been done to research and conserve Osprey Island and the surrounding area, although no big steps have been done in recent times.