water flow-rate

I have a 29g tank with cardinals, a honey gourami, dwarf corys, cherry shrimp and a clown pleco. I use an Aqueon QuietFlow10 filter, and put a cylindrical sponge over the intake so it doesn't suck up shrimp or snails. For a half a year, this hasn't been giving me any issues until recently...

Good Morning I'd like to ask a bit of information on tank activity. One of my kids got a small tank as a present so I've set it up for everyone in the household to enjoy.. (I have 5 kids) But I have concerns about the set-up. 1. Water flow in the tank... (Did I put too big a pump and filter in...