Critter lore I'D help

[pkstylez]

Saw these last night on some new rock any ideas?

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[mcgyvr]

Pictures aren't the best..
Bookmark/browse this site..
https://www.lionfishlair.com/hitchhikers-guide/

I think your first pic is trying to show tube worms..
Second is pretty hard to see.. maybe stomatella snail.. but its not clear enough to me..