The tiny red worms crawling out from the snail shell could have been blood worms actually midge larvae Chironomidae.
http://www.wetwebmedia.com/fwsubwebindex/BloodwormF.htm

There are also reddish tubifix worms although often not quite as red but more wormlike than the midge larva.
http://www.allabout-aquariumfish.com/2009/01/aquarium-live-food.html

Last edited by Bill Cody; 09/16/15 06:52 PM.
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