This category is for cryptids said to live in rivers or streams. 
Not to be confused with the Animal Planet television show "River Monsters."
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All items (85)
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Lake Elsinore Monster
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Lake Tianchi Monster
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Lake Van Monster
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Lavellan
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Lembuswana
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List of Globsters and Blobs
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Lizard Man of Scape Ore Swamp
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Lizzie
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Llamhigyn Y Dwr
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Loch Awe Monster
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Makara
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Mali
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Man-Eating Lotus of Nubia
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Manhattan Monster
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Marid
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Category:Marine Reptiles
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Matorepo Wera (Green Swamp Demon)
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Maumee River Monster
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Micro-Mermaid
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Migas
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Missouri River Monster
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Monsters of Pinatubo
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Category:Mosasaurs
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Murray
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