Hi,
I am a new member from Italy.
I am running a low-tech planted tank from 2015. It is an almost cubic tank, 45x45x48 cm<sup>{3}</sup>, about 80 liters. It started as a Walstad tank, but now it seems the soil is depleted. I have a population of guppy/Endler hybrids, some Amano shrimps and...