I never move my fish!
Fish can die when they are moved as this stresses them.
When you clean them even refrain from moving them,
empty half the tank with a jug or cup and then fill the rest of the tank with treated tank water.
Yes
It can realy vary depending on the location of the freshwater climate.
there are many identical species of fish in different freshwater lakes around the world.
It is usually around 9.25 pounds.
about 3% is freshwater
because it goes in circles like going around the world
it changes depending on where it is
For freshwater, I would say around 7.
By volume, that would be Lake Baikal located in southern Siberia, Russia. It holds around 20% of the world's freshwater.
along bodies of water, most commonly around freshwater
I imagine you are asking if you can keep goldfish with other freshwater fish. And the answer is; yes and no. Most freshwater fish prefer to be at a higher temperature (around 80F) whereas goldfish prefer around 65-70F. It usually doesn't work out very well, but it doesnt mean that its impossible.
It has been said that around 40% of Americans use the internet regularly.
A freshwater ecosystem is where animals for freshwater and animals who swim or live by freshwater live. For example: animals such as crocodiles, freshwater fish, turtles, or frogs, live in a freshwater ecosystems. I just named some from North West Florida's main freshwater ecosystem.