Sarnia's lake (5)
I believe the answer is:
huron
(Other definitions for huron that I've seen before include "Second largest of the Great Lakes" , "Great Lake" , "N. American lake" , "One of the Great Lakes of North America" .)
I believe the answer is:
huron
(Other definitions for huron that I've seen before include "Second largest of the Great Lakes" , "Great Lake" , "N. American lake" , "One of the Great Lakes of North America" .)