Sep 1, 2017 #1 arnoldndana Aquarium Advice Freak Joined Feb 25, 2017 Messages 247 Location Evans, CO Looks like a snail or slug of some sort
Sep 1, 2017 #2 Sniperhank Giant Clam Addict Joined Nov 18, 2011 Messages 20,651 Location Summerville, Pennsylvania Does it have a shell? It'd look like a fingernail. I'd say stometella snail.
Sep 1, 2017 #3 OP OP arnoldndana Aquarium Advice Freak Joined Feb 25, 2017 Messages 247 Location Evans, CO Okay cool