leech

I've been having some problems with my cherry shrimp. They seem to keep dying and the female's eggs are going bad. At first, I thought it was fungi but now I think it's probably parasites. I saw a male with what looked like 2 white stripes inside his thorax. And today I saw a worm on the glass...

Hey, so I have the weirdest thing.. I'm pretty sure there are leeches in my tank! O.o They are about a centimetre long, spoon shaped, ivory coloured, semi transparent with black internal organs of some sort. They 'feel' with the thin, long end of the 'spoon', touch down with it somewhere, and...