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Different species need different water parameters. Soft water suits just about all the South American Tropicals like Neons, and other tetras, Angelfish and other Amazonian cichlids, Corydoras and other Amazonian catfish. African cichlids will not survive in soft water.

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14y ago
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14y ago

Actually, different species of tropical fish require different levels of kH/gH. Some require soft water, and some hard water. So make sure to research the species before you acquire it!

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Q: Do tropical fish need soft or hard water to survive in an aquarium?
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Related questions

Can tropical fish live with Koi fish in the same aquarium?

No! because tropical fish live in heated water and koi in cold water.


What is the difference between tropical fish and freshwater fish?

"Tropical" simply means the aquarium is kept above 60F. "Marine" simply means the water in the aquarium has had sea salt added to make the water into sea water. Therefore it is possible to have aquaria that are "Tropical", or "Marine", and also "Tropical marine".


Will tropical fish die if you put them in cold water?

Yes they will die because tropical fish are kept in an aquarium with heat control for the temperature of the water, they will not survive in cold water. Put a tropical fish in cold water it's metabolism will slow down to the point its body no longer works, it won't be able to digest food, will become very lethargic, and die.


What are the best fish to keepin ny aquarium?

what type of aquarium tropical (heater needed) cold water or marine (saltwater)


Do tropical fish need salt water to survive?

yes


Why do the fish in an aquarium die when the temperature of the aquarium is raised?

Yes, if they are cold water fish and they are in there for a long time. Tropical fish could stand the water a bit hotter. But not too hot. Though i would'nt try it.


Can a tropical aquarium be in sunlight?

It is a dangerous thing to place an aquarium in sunlight because the sunlight may overheat the water and kill the fish.


What pH should the water be in order for tropical fish to survive?

It is better for the fish to be put in water that it was found in.


Would a sucker fish from an aquarium survive in a lake?

Not very likely, although if you live in a tropical climate it might ...


Is the discus fish a fresh or saltwater fish?

They are tropical freshwater fish. They can be kept in an indoor heated tropical aquarium.


Things in an AQUARIUM that start with a q?

The Queen Danio tropical fish is an aquarium fish. It begins with the letter q.


How long will your tropical fish survive in cold water?

A few hours at most.