Sea monsters in Casco Bay? As with many bodies of water, there are legends about strange creatures lurking beneath Casco Bay as well. Our local monster is known as Cassie and is apparently serpent-like in her form. Cassie was first sighted back in 1779 by a young sailor named Edward Preble. Fast forward nearly 200 years to 1958 when a fisherman described a similar serpent-like creature he saw that turned its head in response to the repeated blow of the foghorn. Apparently, Cassie is a long-lived serpent! The depths of this story can be plumbed at Portland’s International Cryptozoology Museum...