Who Gives A Fish Forums

Exactly. And if you're using a sponge filter, make sure it's not too strong. Fry can get sucked up if the flow's too intense. I've seen it happen, and it's not pretty.

If you're worried about flow, you can cover the filter intake with a fine mesh or pantyhose. It's a cheap fix and works like a charm. Just make sure to clean it regularly so it doesn't clog.