Every now and then you hook something that is a true sea monster

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What Was the Montauk Monster? A Look Back to 2008 — Tetrapod Zoology

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25 of the strangest ancient sea monsters

Yetis and UFOs and sea monsters, oh my! (pictures) - CNET

Bag-like sea creature was humans' oldest known ancestor

Are Sea Monsters Real? The Truth Behind These Famous Sea Legends

Analyze This: Bulky plesiosaurs may not have been bad swimmers after all