Jarek's Underwater Life

My first contact with fishkeeping was in the age of 14. Nevertheless, in the age of 23...

The aquarium was delivered on 8/11. Really a huge box that required two of us to...

While Ana was enjoying her business trip in New York, I was thinking of what stones...

It has already been four days since I filled the aquarium with water. I performed the...

One week has passed since the aquarium was filled with water. It is time to change...

Before buying next fish, I measured the organic pollution using the Antialgae test...

On Friday 2/12 I was coming home from Rožnov pod Radhoštěm via Veselí nad Moravou...

Having passed three days, the CO₂ generation faded out and only a small amount went...

On Wednesday December 14, I was coming home from Rožnov pod Radhoštěm and...

Today I finally received the TC420 Programmable Time Controller unit...

The CO₂ production by fermentation is not ideal because the bottle lasts...

I’m very pleased with the LED light. The plants grow well and...