What ever it is, it doesnt like being disturbed, Im curious as to how big the slimy little suckers are. Lol reminds me of " Species " when the chic coocoons herself in the train before she eats the train worker.
This is in Cameron Village here in NC (Raleigh).. They have had a few scientist from NC State working on this and it is actually a crustation normally found in salt water- but has adapted to fresh water. They are still debating on extracting it or not. Ugly little bugger however.