it isnt that big! dude
With a depth of 788 feet (240 metres) and a length of about 23 miles (36 km)
The watershed of Loch Ness covers more than 700 square miles (1,800 square km) and comprises several rivers, including the Oich and the Enrick.
http://www.britannica.com/EBchecked/...9782/Loch-Ness