culture

A couple of weeks ago we lost power for a whole day and, with it, went my Daphnia culture. I have been some combination of busy, sick, and lazy, so I never broke down the tank. I peered in there this morning and was surprised at what I saw. The sides of the tank are coated with small...

Has anybody tried? Is it hard? How is it done and what are the drawbacks? I'm getting tired of having to find time to go somewhere that actually sells them in order to get them. Honestly, I wish I could find them frozen because keeping them in the fridge is sort of gross, not to mention that...

I am looking into raising my own live fish food. Does anyone know of a source for a starter culture of white-worms?