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Science

erronis

(22,592 posts)

7. Little Lake Champlain is a rather recent puddle

Reply to rampartd (Reply #1)

Wed Dec 31, 2025, 09:30 AM

11 hrs ago

https://www.uvm.edu/seagrant/sites/default/files/files/publication/Lake%20Champlain%20Basin%20Geologic%20Timeline%20poster.pdf

It came into existence around 20,000 years ago.

That area was covered by the Iapetus Ocean around 500 million years ago before the orogeny of Green and Adirondack mountains created the inland sea.

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These giant sea reptiles lived in freshwater rivers, too (earthsky.org) [View all] eppur_se_muova 19 hrs ago OP

freshwater rivers? maybe loch ness or lake champlain? rampartd 18 hrs ago #1

I don't think so. Dave Bowman 17 hrs ago #5

Little Lake Champlain is a rather recent puddle erronis 11 hrs ago #7

Mosasaurs, Plesiosaurs, & Ichthyosaurs were not dinosaurs, but separate lineages. eppur_se_muova 5 hrs ago #8

All that fancy lernin's gonna piss somebody off! czarjak 18 hrs ago #2

Thank you. ❤️ littlemissmartypants 18 hrs ago #3

Their 28 million year reign of the waterways allowed them Inkey 17 hrs ago #4

Here's an artists rendering from the article Danascot 11 hrs ago #6

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