I have a 29 gal tank, bought used from a friend $20. It has been running now for around 4 months. Have 28#s LR, 20#s LS, 4 turbo snails, skunk cleaner, and a red legged hermit crab.
My parameters and equipment are such:
ammonia - 0
Nitrite - 0
Nitrate - < 10
pH - 8.3
Spec Grav - .025
Copper - 0...