Nessie:

The Monster of Loch Ness, the Loch Ness Monster, or Nessie, is a creature that lives in Loch Ness, in the United Kingdoms in the Scottish Highlands with the lake extending for approximately 37 kilometers. Its species is thought to be a Plesiosaurus or some form of Sea Serpent. It is typically described to look akin to that of an upturned boat and is described as 10-15 feet. It's colour is described as a whitish-gray to jet black. The Phylogenies of this species are of the Kingdom Animalia and the Phylum Chordata.

Status note: All related reported sightings of The Loch Ness Monster have been classified as a misidentification.