Depending on species they can be short lived and last only one season or they can live for many years. In some cases over 100 years.
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A saltwater fish tank can be half freshwater and all of the saltwater fish will live but not for very long.
No, because the fish will instinctivley rape the newt.
2 hours
There are several fresh water fish that are 10 inches long, trout is a good example.
No they cannot live in fresh water. They can live in sea water.
Goldfish will do fine in a fountain, as long as they are fed, and that the area is big enough to swim around and not all fountain! As long as the fountain isn't too powerful the fish will do fine.
As long as you have a filter for your fish, it should be fine, just make sure you wait however long the instructions say for the filter, before you put the fish in.
Well, that depends on what type of fish they are. Just like fresh water fish cannot survive in salt water, fish which had lived in hot water cannot live in cold water.
A freshwater eel is a type of eel. An eel is a long thin fish. The freshwater eel lives in rivers and lakes for most of its life and spawns (or has its young) in the sea
No, they are freshwater fish. They can tolerate up to 2 grams of salt per litre of water (2 teaspoons/gallon) but this should only be used for medicinal purposes. They should not be exposed to this much salt long term.
seconds my dude