How do I add water to my fish tank without killing fish?

How do I add water to my fish tank without killing fish? A 25% change is a good partial water change. Check temperature, dechlorinate and pour slowly back into the tank, and you should have no problems. If there is an emergency like high ammonia and nitrite, change 50% on a daily basis until those levels have come back down.

How do I add water to my fish tank without killing fish?

How do I add water to my fish tank without killing fish? A 25% change is a good partial water change. Check temperature, dechlorinate and pour slowly back into the tank, and you should have no problems. If there is an emergency like high ammonia and nitrite, change 50% on a daily basis until those levels have come back down.

How do I know if my fish tank has enough oxygen?

How do I know if my fish tank has enough oxygen?
Aside from actually testing the water for dissolved oxygen, the only indication of trouble will be the behavior of your fish.

Fish will initially react to lower oxygen levels by moving around less. They will swim less vigorously and even eat less often.
Eventually, fish will begin gasping at the surface of the water.

How much weight will 12 inches of ice support?

How much weight will 12 inches of ice support? At 5 inches of new clear ice should be enough to hold a single snowmobile or ATV or about 800 pounds. At 8-12 inches the ice should be suitable for a small car or a larger group of people. Light pickup trucks or SUV’s should be ok on new clear ice 12-15” thick.