All fish need at least a 50% water change weekly. Good practice is to change 10% daily and 50% weekly. It is assumed that the tank is large enough for the fish (1 inch of fish needs a minimum of 1 gallon of water) and filtered properly too.
fishs eddy
a fish tank size would depend on the size or how many fish you want to put in or if its tropical the tank would have to be measured and remember to get the water tested you don't want to kill the fishs
Floors mr. clean septic tank
In their natural habitat they live in puddles in Asia.But in a fish tank I would put some smooth gravel with one or two fake plants.
To help clean the earth and stop killing fishs
put some snails in the tank
You take him out into a ziplock container with water and clean it like a fish tank.
NO
Your fish tank doesn't need to be cleaned. It's always clean.
a sword and a shield ?
1 time a week to 1 time every 2 weeks
deers or fishs