YES.
Google(Wikipedia):Loch Ness Monster (Scottish Gaelic: Niseag) is a cryptid that is reputed to inhabit Loch Ness in the Scottish Highlands. It is similar to other supposed lake monsters in Scotland and elsewhere, though its description varies from one account to the next.
NO
Google(http://www.loch-ness-monster-nessieland.com/):
Does Nessie exist?
A vast amount of evidence to suggest the Loch Ness Monster is real has been amassed over the years and it is unlikely that Nessie is a merely a figment of the collective imagination. There may be those who believe that the Loch Ness Monster is not real and merely an illusion but there are also many who, having borne witness to unexplained disturbances and visions on the water, remain utterly convinced by what they have seen.
