Aquarium Dangerous Fish. The concept is identical if you can eat of the ceramics they would be safe for your tank. In each case you should make sure to find out whether the decorations are lead-free.
However it does negatively impact their health and happiness. Pig Nose Puffer Fish Pao Suvattii The Pig Nose Puffer Fish is another aggressive freshwater fish that is very popular among indoor aquarium owners. The microbes that filter water and create balance in the aquarium are not established and a sudden overload of fish waste can cause toxic ammonia and nitrite levels to rise to dangerous and even lethal levels.
If the other isnt threatened the Puffer will charge towards it with an open mouth.
Aquarium snails do not pose a direct threat to the fish. Depending on your system and fish aquarium setup sometimes worms are a normal natural and unavoidable occurrence. The concept is identical if you can eat of the ceramics they would be safe for your tank. For example your fish may not live as long or refuse to breed.