Fish keepers must develop a good daily habit of monitoring and checking the water quality and the living conditions of the fish. This work is boring, but it must be done. Carefully check the water pH, nitrite content and other hydrological indicators, and observe any abnormalities on the body of the fish.
Adhere to change part of the water every three to seven days, the old water is certainly the key to good fish, but the new water on the fish and aquatic plants metabolism of the stimulating effect is also essential.
The tank and filter cotton with or without a lot of fish feces and leftover bait is also very critical, more feces is a good thing, proving that the fish metabolism is very good, too clean tank inside the fish is recommended not to buy, the tank bait is left over to prove that the fish's appetite for food is not very strong (fish store people will not increase the amount of food fed to the fish).
Expanded Information:
Buying Tips
Buying Tiger Sharks is about looking, smelling, asking and cutting. Because the fish in the fish store is "a hundred fish", that is, different fish and different water quality in the tank of each keeper in a short period of time into the tank of the retail store, the fish itself with a certain amount of parasites and bacteria.
If there is no good water into the tank, the fish store people only soak the tank but not water, different water quality will be these parasites and bacteria from the fish's body to stimulate the fish, there is also a sudden change in the quality of water so that the fish can not adapt to;
The most obvious manifestation is that there is no excessive symptoms but always dead fish for no reason, fish store people are fish with the death of fish with the fish, such as without careful observation is very difficult to see.
The most obvious manifestation is that there are no excessive symptoms, but always dead fish.