I have a memory like a sieve. Luckily I made some notes and I found out it's 500 grams of fish per 20-40 liters of water. That's for adults, according to Bernstein.
I have a memory like a sieve. Luckily I made some notes and I found out it's 500 grams of fish per 20-40 liters of water. That's for adults, according to Bernstein.