Saint Patrick killed no lake monster.
he was the monster in the lake.
The Monster of Phantom Lake was created in 2006.
The Crater Lake Monster was created in 1977.
The Monster of Lake LaMetrie was created in 1899.
The duration of The Crater Lake Monster is 1.42 hours.
If there was it would be called a Lake/Loch Elsinore Monster
Monster Walks the Winter Lake was created in 1986-03.
NO!
There are a number of lakes named Lake Saint Clair / Lake St. Clair, for example - Saint Clair Lake in Washington, USA Lake Saint Clair (North America) is bounded by Michigan, USA and Ontario, Canada Lake Saint Clair (Arizona), a reservoir built in 1974 Lake Saint Clair (Virginia) Lake St Clair (Tasmania) Lake St Clair (New South Wales)
There are no monsters in Lake Erie.
The area of Lake Saint Pierre is 353 square kilometers.
University of Saint Mary of the Lake was created in 1921.