So I am up early this morning and I check out my tank and see this guy swimming around, It swims like an eel but I am pretty sure it is some type of worm. Any idea's? I hope the pics are good enough for identification.. Is it harmful or ok?
http://i263.photobucket.com/albums/i...y/100_1380.jpg
http://i263.photobucket.com/albums/i...y/100_1382.jpg