Some. Why: The stress of moving a fish can kill it. Any sudden change in temperature can kill it.
Any sudden change in the pH of the water can kill it. You could drop the fish. The fish could jump out of the container.
The benefits of doing a full water change (some will be sarcastic, which will be marked with a *) Clean all of the rocks. Remove all of the algae. Kill all of the bad bacteria * Clean is a sign of a healthy fish * How to change the water: Ideally, you will need: Bucket Gravel Vacuum Water conditioner Water testing kit What you really need is: Water conditioner Bucket How to clean: 1.
Turn off filter. 2. Turn off heater 3.
Test with testing kit. 3.5 - ammonia over 0ppm? Nitrite over 0ppm?
Nitrate over 20ppm? Change 25%. 3.5.5 - ammonia over 0.5ppm?
Nitrite over 0.5ppm? Nitrate over 40ppm? Change 50%.
4. Change the water with the gravel vacuum. 5.
Rinse the filter cartridge in tank water if it is dirty. 6. Put it back (NEVER change this.
Not matter what the box tells you. You need the bacteria. 7.
Fill the tank up with conditioned tap water. Notice: You don't take the fish out. You don't change more than 1/2 of the water.
You don't worry about "bacteria" harming the fish. You keep the filter which keeps the bacteria alive in your tank.
I cant really gove you an answer,but what I can give you is a way to a solution, that is you have to find the anglde that you relate to or peaks your interest. A good paper is one that people get drawn into because it reaches them ln some way.As for me WW11 to me, I think of the holocaust and the effect it had on the survivors, their families and those who stood by and did nothing until it was too late.